2660857

Information

• Patent Grant
• 2660857

• References
• Source

• Patent Number

  2,660,857

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1953
  72 years ago

• CPC

  • G04B37/0418 - with shock damping means

• US Classifications

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