1559521

Information

• Patent Grant
• 1559521

• References
• Source

• Patent Number

  1,559,521

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1925
  99 years ago

• CPC

  • B21J19/02 - Hearths Air supply arrangements specially adapted therefor

• US Classifications

  • 110 - Furnaces