3521011

Information

• Patent Grant
• 3521011

• References
• Source

• Patent Number

  3,521,011

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • G11B3/30 - Supporting in an inoperative position
  • G11B33/06 - combined with other apparatus having a different main function

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER