821518

Information

• Patent Grant
• 821518

• References
• Source

• Patent Number

  821,518

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1906
  118 years ago

• CPC

  • F28D9/0037 - the conduits for the other heat-exchange medium also being formed by paired plates touching each other
  • Y10S165/387 - including side-edge seal or edge spacer bar

• US Classifications

  • 165 - Heat exchange