2918538

Information

• Patent Grant
• 2918538

• References
• Source

• Patent Number

  2,918,538

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1959
  65 years ago

• CPC

  • H04R17/06 - comprising two or more styli or transducers
  • H04R17/04 - Gramophone pick-ups using a stylus Recorders using a stylus

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 310 - Electrical generator or motor structure