28
Apr
Apr
Indepedent inventors around the world
Independent inventors around the world
7-UP (Charles Leiper Grigg)
56K modem (Dr. Brent Townshend)
Adolphs Meat Tenderizer (Adolph Rempp)
Adverteasing (Richard Levy)
Aerobies (Alan Adler)
airbag (Allen Breed)
air brake (George Westinghouse)
air conditioning (Willis Carrier)
airplane (Orville & Wilbur Wright)
air purifier (Frederick Cottrell)
alternating current (Nicola Tesla)
Apgar newborn scoring system (Virginia Apgar)
Apple computer (Steve Jobs and Steve Wozniak)
aqualung (Jacques Cousteau)
atom masher (Ernest Lawrence and […]
