3772685

Information

• Patent Grant
• 3772685

• References
• Source

• Patent Number

  3,772,685

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1973
  51 years ago

• CPC

  • G06F3/042 - by opto-electronic means
  • B66B1/463 - Touch sensitive input devices
  • G02F1/13338 - Input devices
  • G06F3/0202 - Constructional details or processes of manufacture of the input device
  • H01R43/28 - for wire processing before connecting to contact members
  • H03K17/962 - Capacitive touch switches

• US Classifications

  • 341 - Coded data generation or conversion
  • 250 - Radiant energy
  • 324 - Electricity: measuring and testing
  • 349 - Liquid crystal cells, elements and systems