1367944

Information

• Patent Grant
• 1367944

• References
• Source

• Patent Number

  1,367,944

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1921
  104 years ago

• CPC

  • F28D9/0025 - the conduits being formed by zig-zag bend plates
  • Y10S165/355 - having separate flow passage for two distinct fluids

• US Classifications

  • 165 - Heat exchange
  • 126 - Stoves and furnaces