1117995

Information

• Patent Grant
• 1117995

• References
• Source

• Patent Number

  1,117,995

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1914
  110 years ago

• CPC

  • C10H21/16 - Removing sludge from generators

• US Classifications

  • 048 - Gas: heating and illuminating