3839785

Information

• Patent Grant
• 3839785

• References
• Source

• Patent Number

  3,839,785

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • G06C7/08 - with one set of keys for all denominations
  • H01H13/64 - wherein the switch has more than two electrically distinguishable positions
  • H01H13/7006 - comprising a separate movable contact element for each switch site, all other elements being integrated in layers
  • H01H13/702 - with contacts carried by or formed from layers in a multilayer structure
  • H01H2203/006 - Staples
  • Y10T29/49105 - Switch making
  • Y10T29/49835 - with shaping

• US Classifications

  • 029 - Metal working