3097791

Information

• Patent Grant
• 3097791

• References
• Source

• Patent Number

  3,097,791

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1963
  61 years ago

• CPC

  • B61L1/161 - characterised by the counting methods
  • B61L25/04 - Indicating or recording train identities
  • G08G1/01 - Detecting movement of traffic to be counted or controlled
  • H03K21/02 - Input circuits

• US Classifications

  • 235 - Registers
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems