3770908

Information

• Patent Grant
• 3770908

• References
• Source

• Patent Number

  3,770,908

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  52 years ago

• CPC

  • G11B17/0434 - with mechanism for subsequent vertical movement of the disc
  • G11B3/5827 - using means contacting the record carrier
  • G11B17/035 - Positioning by moving the loading station
  • G11B23/0035 - means incorporated in the disc

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 229 - Envelopes, wrappers, and paperboard boxes
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER