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(Filing date) (description) (pat. no.)

Mar. 30, 1886 Thermo-Magnetic Motor #396,121 5

Jan. 14, 1886 Dynamo-Electric Machine #359,748 9

May 26, 1887 Pyromagneto-Electric Generator #428,057 14

Oct. 12, 1887 Electro-Magnetic Motor #381,968 17

Oct. 12, 1887 Electrical Transmission of Power #382,280 26

Nov. 30, 1887 Electro-Magnetic Motor #381,969 35

Nov. 30, 1887 Electro-Magnetic Motor #382,279 39

Nov. 30, 1887 Electrical Transmission of Power #382,281 44

Apr. 23, 1888 Dynamo-Electric Machine #390,414 48

Apr. 28, 1888 Dynamo-Electric Machine #390,721 52

May 15, 1888 Dynamo-Electric Machine or Motor #390,415 56

May 15, 1888 System of Electrical Transmission of Power #487,796 58

May 15, 1888 Electrical Transmission of Power #511,915 64

May 15, 1888 Alternating Motor #555,190 67

Oct. 20, 1888 Electromagnetic Motor #524,426 71

Dec. 8, 1888 Electrical Transmission of Power #511,559 74

Dec. 8, 1888 System of Electrical Power Transmission #511,560 77

Jan. 8, 1889 Electro-Magnetic Motor #405,858 84

Feb. 18, 1889 Method of Operating Electro-Magnetic Motors #401,520 87

Mar. 14, 1889 Method of Electrical Power Transmission #405,859 91

Mar. 23, 1889 Dynamo-Electric Machine #406,968 94

Apr. 6, 1889 Electro-Magnetic Motor #459,772 97

May 20, 1889 Electro-Magnetic Motor #416,191 102

May 20, 1889 Method of Operating Electro-Magnetic Motors #416,192 106

May 20, 1889 Electro-Magnetic Motor #416,193 110

May 20, 1889 Electric Motor #416,194 113

May 20, 1889 Electro-Magnetic Motor #416,195 116

May 20, 1889 Electro-Magnetic Motor #418,248 122

May 20, 1889 Electro-Magnetic Motor #424,036 125

May 20, 1889 Electro-Magnetic Motor #445,207 129

Mar. 26, 1890 Alternating-Current Electro-Magnetic Motor #433,700 132

Mar. 26, 1890 Alternating-Current Motor #433,701 135

Apr. 4, 1890 Electro-Magnetic Motor #433,703 138

Jan. 27, 1891 Electro-Magnetic Motor #455,067 141

July 13, 1891 Electro-Magnetic Motor #464,666 145

Aug. 19, 1893 Electric Generator #511,916 148

Transformers, CONVERTERS, COMPONENTS

Preface to Patented Electrical Components 157

THE PATENTS:

(filing date) (description) (pat. no.)

May 6, 1885 Commutator for Dynamo-Electric Machines #334,823 159

May 18, 1885 Regulator for Dynamo-Electric Machines #336,961 161

June 1, 1885 Regulator for Dynamo-Electric Machines #336,962 165

Jan. 14, 1886 Regulator for Dynamo-Electric Machines #350,954 169

Apr. 30, 1887 Commutator for Dynamo-Electric Machines #382,845 172

Dec. 23, 1887 System of Electrical Distribution #381,970 177

Dec. 23, 1887 Method of Converting and Distributing

Electric Currents #382,282 182

Apr. 10, 1888 System of Electrical Distribution #390,413 187

Apr. 24, 1888 Regulator for Alternate-Current Motors #390,820 192

June 12, 1889 Method of Obtaining Direct from

Alternating Currents #413,353 197

June 28, 1889 Armature for Electric Machines

(Tesla-Schmid, co-inventors) #417,794 204

Mar. 26, 1890 Electrical Transformer or Induction Device #433,702 208

Aug. 1, 1891 Electrical Condenser #464,667 211

Jan. 2, 1892 Electrical Conductor #514,167 213

July 7, 1893 Coil for Electro-Magnets #512,340 216

June 17, 1896 Electrical Condenser #567,818 219

Nov. 5, 1896 Man. of Electrical Condensers, Coils, &c. #577,671 222

Mar. 20, 1897 Electrical Transformer #593,138 225

HIGH FREQUENCY

Preface to Patents in High Frequency 231

THE PATENTS:

(filing date) (description) (pat. no.)

Nov. 15, 1890 Alternating-Electric-Current Generator #447,921 233

Feb. 4, 1891 Method of and Apparatus for Electrical

Conversion and Distribution #462,418 238

Aug. 2, 1893 Means for Generating Electric Currents #514,168 242

Apr. 22, 1896 Apparatus for Producing Electric Currents

of High Frequency and Potential #568,176 245

June 20, 1896 Method of Regulating Apparatus for

Producing Currents of High Frequency #568,178 249

July 6, 1896 Method of and Apparatus for Producing

Currents of High Frequency #568,179 254

July 9, 1896 Apparatus for Producing Electrical

Currents High Frequency #568,180 258

Sept. 3, 1896 Apparatus for Producing Electric

Currents of High Frequency #577,670 262

Oct. 19, 1896 Apparatus for Producing Currents of High

Frequency #583,953 266

June 3, 1897 Electric-Circuit Controller #609,251 269

Dec. 2, 1897 Electrical-Circuit Controller #609,245 275

Dec. 10, 1897 Electrical-Circuit Controller #611,719 280

Feb. 28, 1898 Electric-Circuit Controller #609,246 285

Mar. 12, 1898 Electric-Circuit Controller #609,247 289

Mar. 12, 1898 Electric-Circuit Controller #609,248 292

Mar. 12, 1898 Electric-Circuit Controller #609,249 295

Apr. 19, 1898 Electric-Circuit Controller #613,735 298

RADIO

Preface to The Radio Patents 305

THE PATENTS:

(filing date) (description) (pat. no.)

Sept. 2, 1897 System of Transmission of Electrical

Energy #645,576 307

Sept. 2, 1897 Apparatus for Transmission of Electrical

Energy #649,621 314

July 1, 1898 Method of and Apparatus for Controlling

Mechanism of Moving Vessels or Vehicles #613,809 318

June 24, 1899 Apparatus for Utilizing Effects Transmitted

from a Distance to a Receiving Device

Through Natural Media #685,955 331

June 24, 1899 Method of Intensifying and Utilizing

Effects Transmitted Through Natural Media #685,953 338

Aug. 1, 1899 Method of Utilizing Effects Transmitted

Through Natural Media #685,954 344

Aug. 1, 1899 Apparatus for Utilizing Effects

Transmitted Through Natural Media #685,956 353

May 16, 1900 Art of Transmitting Electrical Energy

Through the Natural Mediums #787,412 361

July 16, 1900 Method of Signaling #723,188 367

July 16, 1900 System of Signaling #725,605 372

Jan. 18, 1902 Apparatus for Transmitting Electrical

Energy #1,119,732 378

LIGHTING

Preface to The Lighting Patents 385

THE PATENTS:

(filing date) (description) (pat. no.)

Mar. 30, 1885 Electric-Arc Lamp #335,786 387

July 13, 1886 Electric-Arc Lamp #335,787 392

Oct. 1, 1890 Method of Operating Arc Lamps #447,920 397

Apr. 25, 1891 System of Electric Lighting #454,622 400

May 14, 1891 Electric Incandescent Lamp #455,069 405

Jan. 2, 1892 Incandescent Electric Light #514,170 408

MEASUREMENTS & METERS

Preface to Patents for Measurement 6, Meters 413

THE PATENTS:

(filing date) (description) (pat. no.)

Mar. 27, 1891 Electrical Meter #455,068 415

Dec. 15, 1893 Electrical Meter #514,973 418

May 29, 1914 Speed-Indicator #1,209,359 421

Dec. 18, 1916 Speed-Indicator #1,274,816 429

Dec. 18, 1916 Ship's Log #1,314,718 434

Dec. 18, 1916 Flow-Meter #1,365,547 437

Dec. 18, 1916 Frequency Meter #1,402,025 440

ENGINES & PROPULSION

Preface to Patents for Engines & Propulsion 447

THE PATENTS:

(filing date) (description) (pat. no.)

Jan. 2, 1892 Electric-Railway System #514,972 449

Aug. 19, 1893 Reciprocating Engine #514,169 452

Dec. 29, 1893 Steam-Engine #517,900 456

Oct. 21, 1909 Fluid Propulsion #1,061,142 461

Oct. 21, 1909 Turbine #1,061,206 465

Sept. 9, 1921 Method of Aerial Transportation #1,655,113 470

Oct. 4, 1927 Apparatus for Aerial Transportation #1,655,114 476

VARIOUS DEVICES & PROCESSES

Preface to Various Devices & Processes 487

THE PATENTS:

(Filing date) (description) (pat. no.)

June 17, 1896 Apparatus for Producing Ozone #568,177 489

Feb. 17, 1897 Electrical Igniter for Gas-Engines #609,250 493

Mar. 21, 1900 Means for Increasing the Intensity of

Electrical Oscillations #685,012 496

June 15, 1900 Method of Insulating Electric Conductors #655,838 500

Sept.21, 1900 Method of Insulating Electric Conductors

(reissue of #655,838) #11,865 506

Mar. 21, 1901 Apparatus for the Utilization of Radiant

Energy #685,957 512

Mar. 21, 1901 Method of Utilizing Radiant Energy #685,958 517

Oct. 28, 1913 Fountain #1,113,716 521

Feb. 21, 1916 Vaivular Conduit #1,329,559 525

May 6, 1916 Lightning-Protector #1,266,175 531

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