3823546

Information

• Patent Grant
• 3823546

• References
• Source

• Patent Number

  3,823,546

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1974
  52 years ago

• CPC

  • G04C17/0075 - by drums or drum-like devices
  • G04F5/06 - using piezoelectric resonators

• US Classifications

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