3851461

Information

• Patent Grant
• 3851461

• References
• Source

• Patent Number

  3,851,461

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  49 years ago

• CPC

  • G04C3/06 - using electro-magnetic coupling between electric power source and balance
  • G04B17/063 - Balance construction
  • G04D7/085 - by removing material from the balance wheel itself

• US Classifications

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