1411243

Information

• Patent Grant
• 1411243

• References
• Source

• Patent Number

  1,411,243

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1922
  102 years ago

• CPC

  • G04C3/027 - using electro-magnetic coupling between electric power source and pendulum
  • G04C3/0271 - the pendulum controlling contacts and mechanically driving the gear-train

• US Classifications

  • 368 - Horology: time measuring systems or devices