The first commericial tablet computer was conceived by GRiD Systems Corporation in 1989, with their product the GRiDPad. A succession of handheld stylus-based devices were later released by Apple Computers and Palm Inc., the next big commercial tablet released by Intel with their StrongARM touchscreen tablet. Apple's iPad reintroduced the trend in 2010 and several other companies have followed.
William Across was the first person to invent pantomime
i did!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!i did!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!i did!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
who was the first person to invent the internal combustion engine
The first person was human.
The first person to invent the first mobile cellular telephone was Martin Cooper.
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ghm
Jehoshaphat
Sony
Mr.Rontgen
The first person to invent the 34th lightbulb was Cameron Hillman. He livez in Save/Cancel, Utah.
samoa was the fir st one to invent money