1493279

Information

• Patent Grant
• 1493279

• References
• Source

• Patent Number

  1,493,279

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1924
  100 years ago

• CPC

  • G04C3/0273 - the pendulum controlling contacts, thereby electromagnetically driving the gear-train or several gear-trains

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology