3806781

Information

• Patent Grant
• 3806781

• References
• Source

• Patent Number

  3,806,781

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • G04C13/02 - Circuit arrangements Electric clock installations
  • G04C11/084 - acting on the balance

• US Classifications

  • 318 - Electricity: motive power systems
  • 331 - Oscillators
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology