2639675

Information

• Patent Grant
• 2639675

• References
• Source

• Patent Number

  2,639,675

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1953
  71 years ago

• CPC

  • F22D11/00 - Feed-water supply not provided for in other main groups
  • Y10T137/2965 - Float responsive

• US Classifications

  • 417 - Pumps
  • 122 - Liquid heaters and vaporizers
  • 137 - Fluid handling
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing