3553662

Information

• Patent Grant
• 3553662

• References
• Source

• Patent Number

  3,553,662

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  54 years ago

• CPC

  • G11B5/596 - for track following on disks
  • G05D3/1418 - with ac amplifier chain

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 318 - Electricity: motive power systems
  • 336 - Inductor devices
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER