3659230

Information

• Patent Grant
• 3659230

• References
• Source

• Patent Number

  3,659,230

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1972
  52 years ago

• CPC

  • G04C3/08 - wherein movement is regulated by a mechanical oscillator other than a pendulum or balance
  • G04C3/12 - driven by piezo-electric means driven by magneto-strictive means
  • H03B5/323 - the resonator having more than two terminals
  • H03B5/36 - active element in amplifier being semiconductor device
  • H03H9/125 - Driving means
  • H03H9/24 - Constructional features of resonators of material which is not piezo-electric, electrostrictive, or magnetostrictive
  • H03H9/48 - Coupling means therefor

• US Classifications

  • 333 - Wave transmission lines and networks
  • 331 - Oscillators
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology