3867619

Information

• Patent Grant
• 3867619

• References
• Source

• Patent Number

  3,867,619

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  50 years ago

• CPC

  • G06F1/14 - Time supervision arrangements
  • G04G9/007 - combined with a calculator or computing means
  • G04G9/102 - using multiplexing techniques
  • G06F1/04 - Generating or distributing clock signals or signals derived directly therefrom
  • G06F15/02 - manually operated with input through keyboard and computation using a built-in programme

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology