2931163

Information

• Patent Grant
• 2931163

• References
• Source

• Patent Number

  2,931,163

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1960
  64 years ago

• CPC

  • G04B3/02 - Removably-mounted keys or the like
  • Y10T74/20774 - Holders

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 074 - Machine element or mechanism
  • 081 - Tools
  • 968 - Horology