3448247

Information

• Patent Grant
• 3448247

• References
• Source

• Patent Number

  3,448,247

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • G06K13/18 - the record carrier being longitudinally extended
  • G06K1/00 - Methods or arrangements for marking the record carrier in digital fashion
  • G06K5/00 - Methods or arrangements for verifying the correctness of markings on a record carrier Column detection devices

• US Classifications

  • 235 - Registers
  • 101 - Printing
  • 234 - Selective cutting