1557773

Information

• Patent Grant
• 1557773

• References
• Source

• Patent Number

  1,557,773

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1925
  99 years ago

• CPC

  • F27D99/0003 - with particulate fuel
  • F27D3/08 - Screw feeders Screw dischargers

• US Classifications

  • 198 - Conveyors: power-driven
  • 110 - Furnaces
  • 236 - Automatic temperature and humidity regulation
  • 414 - Material or article handling