3185776

Information

• Patent Grant
• 3185776

• References
• Source

• Patent Number

  3,185,776

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1965
  60 years ago

• CPC

  • G11B21/043 - for stationary discs
  • Y10T74/1808 - Phonograph type

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 074 - Machine element or mechanism
  • 434 - Education and demonstration