3731229

Information

• Patent Grant
• 3731229

• References
• Source

• Patent Number

  3,731,229

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • H03B5/30 - with frequency-determining element being electromechanical resonator
  • G04C3/069 - Driving circuits using a single coil for detection and driving purposes

• US Classifications

  • 331 - Oscillators
  • 318 - Electricity: motive power systems
  • 968 - Horology