3774156

Information

• Patent Grant
• 3774156

• References
• Source

• Patent Number

  3,774,156

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • G06F17/30985 - by using string matching techniques
  • B41B27/16 - on magnetic tapes
  • G06F3/0232 - Manual direct entries
  • G11B20/16 - using non self-clocking codes

• US Classifications

  • 710 - Electrical computers and digital data processing systems: input/output
  • 707 - Data processing: database and file management or data structures
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER