1807169

Information

• Patent Grant
• 1807169

• References
• Source

• Patent Number

  1,807,169

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1931
  93 years ago

• CPC

  • G04B5/007 - Clockworks, which wind up by driving the function

• US Classifications

  • 185 - Motors: spring, weight, or animal powered
  • 968 - Horology