1489694

Information

• Patent Grant
• 1489694

• References
• Source

• Patent Number

  1,489,694

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1924
  100 years ago

• CPC

  • F27D5/00 - Supports, screens, or the like for the charge within the furnace
  • F27D3/0022 - Disposition of the charge
  • F27M2001/1517 - Tiles

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 138 - Pipes and tubular conduits
  • 269 - Work holders