2863076

Information

• Patent Grant
• 2863076

• References
• Source

• Patent Number

  2,863,076

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1958
  66 years ago

• CPC

  • H04R17/04 - Gramophone pick-ups using a stylus Recorders using a stylus
  • H01G7/026 - with ceramic dielectric
  • H04R17/00 - Piezo-electric transducers Electrostrictive transducers
  • Y10S73/04 - Piezoelectric
  • Y10S84/24 - Piezoelectrical transducers
  • Y10T29/42 - Piezoelectric device making

• US Classifications

  • 310 - Electrical generator or motor structure
  • 029 - Metal working
  • 365 - Static information storage and retrieval