3409760

Information

• Patent Grant
• 3409760

• References
• Source

• Patent Number

  3,409,760

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1968
  56 years ago

• CPC

  • G06K9/183 - Characters composed of bars
  • G06C27/00 - Computing machines characterised by the structural interrelation of their functional units
  • G06K7/0163 - by means of additional timing marks on the record-carrier
  • G06K7/10881 - constructional details of hand-held scanners
  • G06K9/18 - using printed characters having additional code marks or containing code marks
  • G06K2019/06243 - concentric-code

• US Classifications

  • 235 - Registers