1874236

Information

• Patent Grant
• 1874236

• References
• Source

• Patent Number

  1,874,236

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1932
  92 years ago

• CPC

  • F22B21/007 - specially adapted for locomotives

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 105 - Railway rolling stock