3571527

Information

• Patent Grant
• 3571527

• References
• Source

• Patent Number

  3,571,527

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1971
  53 years ago

• CPC

  • G06K1/04 - controlled by sensing markings on the record carrier being punched

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval