2725716

Information

• Patent Grant
• 2725716

• References
• Source

• Patent Number

  2,725,716

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1955
  68 years ago

• CPC

  • F42C9/04 - by spring motor
  • G04B15/04 - Cylinder escapements

• US Classifications

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