2089940

Information

• Patent Grant
• 2089940

• References
• Source

• Patent Number

  2,089,940

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  88 years ago

• CPC

  • F16L31/00 - Arrangement for connecting hoses to one another or to flexible sleeves
  • E21F1/06 - Duct connections
  • F24F13/0209 - characterised by their connecting mens
  • F24F13/0218 - Flexible soft ducts

• US Classifications

  • 285 - Pipe joints or couplings
  • 138 - Pipes and tubular conduits