he invented the roatery mawn mower blade because he had a hard triming his yard
he invented the energy saving occustat
Yes, Burr the current vice president and Hamilton, author of the Federalist Papers had a duel on July 11, 1804. Hamilton did not fire his pistol. Burr fired his, killing Hamilton.
Okay, nothing happened except that Jefferson got first place and Burr got second. It was Hamillton that Burr challenged to a duel and Hamillton was killed. Many think that Burr challenged Jefferson to a duel and killed him, but this is not true.
John Albert Burr was a U.S. Army veteran from Pennsylvania. He was born on October 4, 1933 and died on December 15, 1987.
John Burr invented the lawn mower in 1899.
L A Burr was a black inventor of the lawn mower. in 1889
The rotary blade lawn mower
the nonreflecting glass
1899
Rotary lawn mower
he invented the roatery mawn mower blade because he had a hard triming his yard
austin l. richmond information
He did not invent the escalator or the fountain pen. He first of all was to busy to invent stairs that move. Second he patented the fountain pen he did NOT invent it
Percy L. Spencer invented the Microwave Oven
in 1945 .
the oil well