20th Century Inventions

By bakus522

  • The pop-up toaster is invented

  • Insulin is invented

  • The traffic signal is invented

  • Spiral binding notebooks are invented

  • The mechanical television is invented

  • Technicolor is invented for television

  • The fully-electronic television is invented

  • PEZ candy is invented

  • The electric shaver is invented

  • Bubble gum is invented