3186158

Information

• Patent Grant
• 3186158

• References
• Source

• Patent Number

  3,186,158

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1965
  59 years ago

• CPC

  • G04B19/228 - with linear time graduation

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology
  • D10 - Measuring, testing, or signalling instruments