3864745

Information

• Patent Grant
• 3864745

• References
• Source

• Patent Number

  3,864,745

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1975
  50 years ago

• CPC

  • G11B15/67573 - of the cassette without holder
  • G11B15/42 - manually

• 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