1994443

Information

• Patent Grant
• 1994443

• References
• Source

• Patent Number

  1,994,443

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1935
  90 years ago

• CPC

  • F23D1/06 - Burners producing sheet flames

• US Classifications

  • 110 - Furnaces
  • 122 - Liquid heaters and vaporizers
  • 431 - Combustion