3864904

Information

• Patent Grant
• 3864904

• References
• Source

• Patent Number

  3,864,904

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1975
  49 years ago

• CPC

  • G04B19/065 - with several parts
  • G04F3/04 - Additional arrangements in connection with ordinary non-electric clocks for this purpose
  • G04F3/08 - Additional arrangements in connection with ordinary electric clocks for this purpose

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology