3770944

Information

• Patent Grant
• 3770944

• References
• Source

• Patent Number

  3,770,944

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • G06K7/10871 - randomly oriented data-fields, code-marks therefore
  • G07G1/10 - mechanically operated

• US Classifications

  • 235 - Registers
  • 250 - Radiant energy