3536896

Information

• Patent Grant
• 3536896

• References
• Source

• Patent Number

  3,536,896

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1970
  54 years ago

• CPC

  • G06K21/02 - in which coincidence of markings is sensed mechanically
  • G06K7/04 - by mechanical means
  • G06K21/04 - in which coincidence of markings is sensed optically

• US Classifications

  • 235 - Registers
  • 200 - Electricity: circuit makers and breakers