3360920

Information

• Patent Grant
• 3360920

• References
• Source

• Patent Number

  3,360,920

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1968
  57 years ago

• CPC

  • G04B17/025 - Composite and multiple pendulums; Synchronisation of mechanical pendulums
  • G04B17/02 - Oscillators acting by gravity
  • G04B45/043 - the clockwork being positioned in the hands or pendulum
  • G04B47/042 - Fastening of jewels and the like
  • G04C3/02 - wherein movement is regulated by a pendulum

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology
  • D10 - Measuring, testing, or signalling instruments