3397758

Information

• Patent Grant
• 3397758

• References
• Source

• Patent Number

  3,397,758

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1968
  56 years ago

• CPC

  • G04B3/12 - by mechanical means

• US Classifications

  • 185 - Motors: spring, weight, or animal powered
  • 060 - Power plants
  • 092 - Expansible chamber devices
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology