1818544

Information

• Patent Grant
• 1818544

• References
• Source

• Patent Number

  1,818,544

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1931
  93 years ago

• CPC

  • F22D7/14 - specially adapted for locomotive boilers

• US Classifications

  • 122 - Liquid heaters and vaporizers