1894988

Information

• Patent Grant
• 1894988

• References
• Source

• Patent Number

  1,894,988

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1933
  92 years ago

• CPC

  • F22B17/10 - built-up from water-tube sets in abutting connection with two sectional headers each for every set

• US Classifications

  • 122 - Liquid heaters and vaporizers