281014

Information

• Patent Grant
• 281014

• References
• Source

• Patent Number

  281,014

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1883
  142 years ago

• CPC

  • F28D7/024 - the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
  • Y10S165/427 - Manifold for tube-side fluid

• US Classifications

  • 165 - Heat exchange
  • 138 - Pipes and tubular conduits