2670590

Information

• Patent Grant
• 2670590

• References
• Source

• Patent Number

  2,670,590

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1954
  70 years ago

• CPC

  • G04B19/24326 - driven or released stepwise by the clockwork movement

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 040 - Card, picture, or sign exhibiting
  • 968 - Horology