Inventions 1900 to 1990

By juditandorra

  • Vacuum Cleaner

  • Air conditioning; automated tea maker

  • Electrocardiogram; first powered flight

  • Radar; tea bags

  • Plastic

  • Radio broadcasting

  • Electric washing machine

  • Coffee filter; water coolers; paper cups

  • Crossword puzzles; bras; zips

  • Sonar

  • Hair dryers; kiss-proof lipstick

  • Robots; insulin

  • Frozen food

  • Television

  • Aerosol sprays

  • 'Talkies' at the movies

  • Penicillin

  • Jet engine; mechanical toothbrushes

  • Parking meter

  • Electric guitar

  • Sun tan lotion; electric blanket

  • Ballpoint pen; photocopying

  • Helicopters

  • First nuclear reactor built

  • Microwave ovens; automation; Bikini; tupperware; tupperware parties

  • Transitors; holograms; mobile phones

  • Frisbees; velcro; general purpose computers; contact lenses

  • Credit cards

  • Tetrapak cartons of milk

  • Wide-screen cinema

  • Transitor radio

  • Solar cell

  • Atomic clock

  • Video tape recorder

  • Satellite

  • Video games; modems

  • Car seat belts

  • Cardiac pacemaker; laser

  • Man in Space

  • Computer mouse; miniskirt

  • Optical disc; bay buggy; HTML

  • Pocket television

  • Portable calculator

  • Biometrics; Workmate; artificial heart

  • The internet; cash dispenser

  • LED and LCD's

  • Floppy disc

  • Barcodes; post-it-note; car airbags

  • Personal computer; laser printer

  • MRI scanner; inkjet printer

  • First personal stereo

  • Hepatitis B vaccine

  • Disposable contact lenses

  • World Wide Web