2661216

Information

• Patent Grant
• 2661216

• References
• Source

• Patent Number

  2,661,216

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1953
  71 years ago

• CPC

  • G11B17/18 - by mechanism operating on the edge of the disc record

• US Classifications

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