3524574

Information

• Patent Grant
• 3524574

• References
• Source

• Patent Number

  3,524,574

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1970
  54 years ago

• CPC

  • G06K13/24 - Guiding of record carriers Recognising end of record carrier

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 226 - Advancing material of indeterminate length