3629727

Information

• Patent Grant
• 3629727

• References
• Source

• Patent Number

  3,629,727

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1971
  53 years ago

• CPC

  • G04C11/081 - using an electro-magnet

• US Classifications

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