2185805

Information

• Patent Grant
• 2185805

• References
• Source

• Patent Number

  2,185,805

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1940
  85 years ago

• CPC

  • G04B17/025 - Composite and multiple pendulums; Synchronisation of mechanical pendulums

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 040 - Card, picture, or sign exhibiting
  • 968 - Horology
  • D10 - Measuring, testing, or signalling instruments