1637276

Information

• Patent Grant
• 1637276

• References
• Source

• Patent Number

  1,637,276

• Date Filed

  Not available

• Date Issued

  Tuesday, July 26, 1927
  97 years ago

• CPC

  • F28D7/08 - the conduits being otherwise bent
  • Y10S165/305 - Located at heat-exchange housing inlet

• US Classifications

  • 165 - Heat exchange
  • 237 - Heating systems