3719802

Information

• Patent Grant
• 3719802

• References
• Source

• Patent Number

  3,719,802

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1973
  52 years ago

• CPC

  • G06K13/26 - Winding-up or unwinding of record carriers Driving of record carriers
  • G11B15/20 - Moving record carrier backwards or forwards by finite amounts
  • G11B15/56 - the record carrier having reserve loop

• US Classifications

  • 235 - Registers
  • 226 - Advancing material of indeterminate length
  • 242 - Winding, tensioning, or guiding
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER