3921386

Information

• Patent Grant
• 3921386

• References
• Source

• Patent Number

  3,921,386

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • G04C11/084 - acting on the balance

• US Classifications

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