3525471

Information

• Patent Grant
• 3525471

• References
• Source

• Patent Number

  3,525,471

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1970
  54 years ago

• CPC

  • G06K1/04 - controlled by sensing markings on the record carrier being punched
  • Y10S493/966 - Honeycomb structure

• US Classifications

  • 234 - Selective cutting
  • 346 - Recorders
  • 493 - Manufacturing container or tube from paper