3612833

Information

• Patent Grant
• 3612833

• References
• Source

• Patent Number

  3,612,833

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • G06K9/18 - using printed characters having additional code marks or containing code marks
  • G06K7/042 - controlling electric circuits

• US Classifications

  • 235 - Registers
  • 101 - Printing