2150908

Information

• Patent Grant
• 2150908

• References
• Source

• Patent Number

  2,150,908

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1939
  86 years ago

• CPC

  • F23B1/165 - using roller grate

• US Classifications

  • 431 - Combustion
  • 110 - Furnaces