3651281

Information

• Patent Grant
• 3651281

• References
• Source

• Patent Number

  3,651,281

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  53 years ago

• CPC

  • G11C13/06 - using magneto-optical elements
  • B23K26/0846 - for moving elongated workpieces longitudinally
  • G11B7/12 - Heads
  • G11B7/24 - Record carriers characterised by shape, structure or physical properties, or by the selection of the material
  • G11B11/10506 - by modulating only the light beam of the transducer
  • G11B11/10517 - Overwriting or erasing
  • G11B11/10539 - using electromagnetic beams
  • G11B11/10582 - Record carriers characterised by the selection of the material or by the structure or form
  • G11B11/10595 - Control of operating function
  • G11B7/003 - with webs , filaments or wires

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 346 - Recorders
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER