2256407

Information

• Patent Grant
• 2256407

• References
• Source

• Patent Number

  2,256,407

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1941
  83 years ago

• CPC

  • C10H21/16 - Removing sludge from generators
  • B65G33/34 - Applications of driving gear

• US Classifications

  • 048 - Gas: heating and illuminating
  • 033 - Geometrical instruments
  • 414 - Material or article handling