2216029

Information

• Patent Grant
• 2216029

• References
• Source

• Patent Number

  2,216,029

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1940
  84 years ago

• CPC

  • G11B17/18 - by mechanism operating on the edge of the disc record
  • G11B3/10 - Arranging, supporting, or driving of heads or of transducers relatively to record carriers

• US Classifications

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