3222642

Information

• Patent Grant
• 3222642

• References
• Source

• Patent Number

  3,222,642

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • B60C23/0423 - Photo-electric, infra-red or visible light means
  • B60C23/0467 - Electric contact means

• US Classifications

  • 340 - Communications: electrical
  • 200 - Electricity: circuit makers and breakers