3669090

Information

• Patent Grant
• 3669090

• References
• Source

• Patent Number

  3,669,090

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • F24C14/025 - for gaseous fuels
  • F04D25/082 - the unit having provision for cooling the motor
  • F04D29/5853 - heat insulation or conduction

• US Classifications

  • 126 - Stoves and furnaces