1139547

Information

• Patent Grant
• 1139547

• References
• Source

• Patent Number

  1,139,547

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1915
  110 years ago

• CPC

  • F28F9/001 - Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
  • Y10S165/064 - including intermediate support

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers
  • 285 - Pipe joints or couplings