3281811

Information

• Patent Grant
• 3281811

• References
• Source

• Patent Number

  3,281,811

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1966
  58 years ago

• CPC

  • G08B17/12 - Actuation by presence of radiation or particles
  • G01T7/12 - Provision for actuation of an alarm
  • G08B1/08 - using electric transmission; transformation of alarm signals to electrical signals from a different medium
  • G08B21/10 - responsive to calamitous events
  • G21J5/00 - Detection arrangements for nuclear explosions

• US Classifications

  • 340 - Communications: electrical
  • 250 - Radiant energy