3631669

Information

• Patent Grant
• 3631669

• References
• Source

• Patent Number

  3,631,669

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  52 years ago

• CPC

  • G04C11/084 - acting on the balance

• US Classifications

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