218352

Information

• Patent Grant
• 218352

• References
• Source

• Patent Number

  218,352

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1879
  145 years ago

• CPC

  • F28D3/02 - with tubular conduits
  • Y10S165/165 - Film formed on spirally coiled member

• US Classifications

  • 165 - Heat exchange