998923

Information

• Patent Grant
• 998923

• References
• Source

• Patent Number

  998,923

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1911
  114 years ago

• CPC

  • G04B1/265 - Clockwork systems working therewith

• US Classifications

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