3642200

Information

• Patent Grant
• 3642200

• References
• Source

• Patent Number

  3,642,200

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1972
  53 years ago

• CPC

  • F23Q9/00 - Pilot flame igniters
  • G05D23/121 - characterised by the sensing element

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 337 - Electricity: electrothermally or thermally actuated switches
  • 431 - Combustion