2069727

Information

• Patent Grant
• 2069727

• References
• Source

• Patent Number

  2,069,727

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1937
  88 years ago

• CPC

  • F23Q9/12 - to permit the supply to the main burner in dependence upon existence of pilot flame
  • G01K5/28 - the material being a gas
  • Y10T29/49877 - of flexible wall, expansible chamber devices [e.g., bellows]

• US Classifications

  • 060 - Power plants
  • 029 - Metal working
  • 219 - Electric heating