3407645

Information

• Patent Grant
• 3407645

• References
• Source

• Patent Number

  3,407,645

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • G04D7/1221 - with recording
  • G04D7/12 - Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard

• US Classifications

  • 073 - Measuring and testing
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology