3167745

Information

• Patent Grant
• 3167745

• References
• Source

• Patent Number

  3,167,745

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1965
  59 years ago

• CPC

  • G06K9/645 - using a resistor matrix
  • Y10T70/30 - Hasp

• US Classifications

  • 382 - Image analysis
  • 070 - Locks