2279548

Information

• Patent Grant
• 2279548

• References
• Source

• Patent Number

  2,279,548

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1942
  82 years ago

• CPC

  • F22B37/103 - Internally ribbed tubes

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 138 - Pipes and tubular conduits
  • 165 - Heat exchange