1824691

Information

• Patent Grant
• 1824691

• References
• Source

• Patent Number

  1,824,691

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1931
  93 years ago

• CPC

  • G04D3/045 - for lever, Impulse-pin

• US Classifications

  • 081 - Tools
  • 968 - Horology