3565332

Information

• Patent Grant
• 3565332

• References
• Source

• Patent Number

  3,565,332

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1971
  53 years ago

• CPC

  • G06K1/00 - Methods or arrangements for marking the record carrier in digital fashion
  • G06K1/04 - controlled by sensing markings on the record carrier being punched

• US Classifications

  • 234 - Selective cutting
  • 346 - Recorders