3720794

Information

• Patent Grant
• 3720794

• References
• Source

• Patent Number

  3,720,794

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  51 years ago

• CPC

  • G11B15/685 - the cassettes being arranged in a single level
  • G11B15/6885 - the cassettes being conveyed within a cassette storage location

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 226 - Advancing material of indeterminate length
  • 242 - Winding, tensioning, or guiding
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER