436921

Information

• Patent Grant
• 436921

• References
• Source

• Patent Number

  436,921

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1890
  134 years ago

• CPC

  • G04B3/02 - Removably-mounted keys or the like
  • G04B27/008 - with parts which are put together with the winding parts, but are functionally separate from them
  • Y10T74/20732 - Handles

• US Classifications

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