1909555

Information

• Patent Grant
• 1909555

• References
• Source

• Patent Number

  1,909,555

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1933
  91 years ago

• CPC

  • G04C13/065 - controlled by a pendulum or a balance

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 968 - Horology