3924076

Information

• Patent Grant
• 3924076

• References
• Source

• Patent Number

  3,924,076

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1975
  49 years ago

• CPC

  • H04R11/12 - signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
  • H04R1/18 - Holders for styli Mounting holders on transducers
  • H04R11/08 - Gramophone pick-ups using a stylus Recorders using a stylus

• US Classifications

  • 369 - Dynamic information storage or retrieval