3619571

Information

• Patent Grant
• 3619571

• References
• Source

• Patent Number

  3,619,571

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  54 years ago

• CPC

  • G06K13/18 - the record carrier being longitudinally extended
  • G06F3/06 - Digital input from or digital output to record carriers
  • G06K7/016 - Synchronisation of sensing process

• US Classifications

  • 235 - Registers
  • 226 - Advancing material of indeterminate length