Inventions 1900 to 1990

  • vacuum cleaner

  • automated tea maker

  • automated tea maker

  • air conditioning;

  • electrocardiogram

  • first powered flight

  • tea bags

  • radar

  • 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

  • Scotch tape

  • parking meter

  • electric guitar

  • sun tan lotion

  • electric blanket

  • ballpoint pen

  • photocopying

  • helicopters

  • first nuclear reactor built

  • automation

  • microwave ovens

  • Bikini

  • Tupperware

  • Tupperware Parties

  • transistors

  • holograms

  • mobile phones

  • frisbees

  • velcro

  • general purpose computers

  • contact lenses

  • credit cards

  • Tetrapak cartons of milk

  • wide-screen cinema

  • transistor 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

  • artificial heart

  • biometrics

  • Workmate

  • the Internet

  • cash dispenser

  • LED and LCD’s

  • floppy disc

  • barcodes

  • post-it-note

  • car airbags

  • personal computer

  • laser printer

  • MRI scanner

  • inkjet printer

    1977
  • first personal stereo

  • Hepatitis B vaccine

  • disposable contact lenses

  • World Wide Web