3228367

Information

• Patent Grant
• 3228367

• References
• Source

• Patent Number

  3,228,367

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1966
  59 years ago

• CPC

  • F28F1/32 - the means having portions engaging further tubular elements
  • B21D53/025 - Louvered fins
  • B21D53/085 - with fins places on zig-zag tubes or parallel tubes
  • Y10T29/4938 - Common fin traverses plurality of tubes

• US Classifications

  • 029 - Metal working