3276506

Information

• Patent Grant
• 3276506

• References
• Source

• Patent Number

  3,276,506

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1966
  59 years ago

• CPC

  • F23N5/08 - using light-sensitive elements
  • F23M11/045 - by oberving the flame
  • F23N5/082 - using electronic means
  • F23N2029/06 - with periodical shutters Modulation signals

• US Classifications

  • 431 - Combustion
  • 073 - Measuring and testing