2240372

Information

• Patent Grant
• 2240372

• References
• Source

• Patent Number

  2,240,372

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1941
  83 years ago

• CPC

  • F22G7/065 - for locomotive boilers
  • Y10T29/49391 - Tube making or reforming

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 029 - Metal working