3759216

Information

• Patent Grant
• 3759216

• References
• Source

• Patent Number

  3,759,216

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1973
  52 years ago

• CPC

  • G08B5/40 - using smoke, fire or coloured gases

• US Classifications

  • 116 - Signals and indicators
  • 102 - Ammunition and explosives
  • 441 - Buoys, rafts, and aquatic devices