3561208

Information

• Patent Grant
• 3561208

• References
• Source

• Patent Number

  3,561,208

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1971
  54 years ago

• CPC

  • H03B5/30 - with frequency-determining element being electromechanical resonator
  • G04C3/068 - provided with automatic control

• US Classifications

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