2998575

Information

• Patent Grant
• 2998575

• References
• Source

• Patent Number

  2,998,575

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1961
  63 years ago

• CPC

  • G04F5/06 - using piezoelectric resonators
  • H03B5/34 - active element in amplifier being vacuum tube
  • H03H3/04 - for obtaining desired frequency or temperature coefficient

• US Classifications

  • 331 - Oscillators
  • 310 - Electrical generator or motor structure
  • 333 - Wave transmission lines and networks
  • 968 - Horology