3306025

Information

• Patent Grant
• 3306025

• References
• Source

• Patent Number

  3,306,025

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1967
  57 years ago

• CPC

  • G04B5/195 - the centre of rotation not being the centre of the clockwork
  • G04B33/06 - of extremely flat shape

• US Classifications

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