3112152

Information

• Patent Grant
• 3112152

• References
• Source

• Patent Number

  3,112,152

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1963
  61 years ago

• CPC

  • G06F7/4981 - Adding; Subtracting
  • G06K1/126 - by photographic or thermographic registration
  • G06K19/06009 - with optically detectable marking

• US Classifications

  • 347 - Incremental printing of symbolic information
  • 235 - Registers
  • 315 - Electric lamp and discharge devices: systems