3747320

Information

• Patent Grant
• 3747320

• References
• Source

• Patent Number

  3,747,320

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • G04C15/00 - Clocks driven by synchronous motors
  • G04C3/16 - incorporating an electro-dynamic continuously rotating motor
  • G04C13/11 - with rotating armature
  • H02K21/14 - magnet rotating within armature
  • H02K37/14 - Magnet rotating within armature

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 310 - Electrical generator or motor structure
  • 968 - Horology