1901871

Information

• Patent Grant
• 1901871

• References
• Source

• Patent Number

  1,901,871

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1933
  91 years ago

• CPC

  • F22D7/14 - specially adapted for locomotive boilers

• US Classifications

  • 122 - Liquid heaters and vaporizers