3156918

Information

• Patent Grant
• 3156918

• References
• Source

• Patent Number

  3,156,918

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1964
  60 years ago

• CPC

  • G01B11/272 - using photoelectric detection means
  • G06K17/00 - Methods or arrangements for effecting co-operative working between equipments covered by two or more of the preceding main groups
  • G11B5/53 - Disposition or mounting of heads on rotating support
  • G11B17/025 - of discs which are stationary during transducing operation
  • G11B17/34 - Guiding record carriers during transducing operation
  • Y10S221/01 - Storage retrieval

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 356 - Optics: measuring and testing
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER