3149315

Information

• Patent Grant
• 3149315

• References
• Source

• Patent Number

  3,149,315

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1964
  60 years ago

• CPC

  • G06K7/10871 - randomly oriented data-fields, code-marks therefore
  • B07C3/10 - Apparatus characterised by the means used for detection ofthe destination
  • B07C3/16 - using magnetic detecting means
  • B07C3/18 - Devices or arrangements for indicating destination
  • B65G47/496 - by use of magnetic responsive means
  • G06K7/01 - Details
  • G11B20/1419 - to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa
  • G11B20/20 - for correction of skew for multitrack recording

• US Classifications

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