1940804

Information

• Patent Grant
• 1940804

• References
• Source

• Patent Number

  1,940,804

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1933
  91 years ago

• CPC

  • F28F1/28 - the element being built-up from finned sections
  • Y10S165/462 - Tapering, nested projections

• US Classifications

  • 165 - Heat exchange