3478724

Information

• Patent Grant
• 3478724

• References
• Source

• Patent Number

  3,478,724

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1969
  55 years ago

• CPC

  • F22B37/143 - Panel shaped heating surfaces built up from tubes
  • F22G7/14 - in water-tube boilers

• US Classifications

  • 122 - Liquid heaters and vaporizers