1891639

Information

• Patent Grant
• 1891639

• References
• Source

• Patent Number

  1,891,639

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1932
  92 years ago

• CPC

  • F04F10/00 - Siphons
  • F04F5/10 - displacing liquids
  • F04F5/468 - with provisions for priming
  • Y10T137/85946 - Faucet connected, sink drained
  • Y10T137/87579 - Faucet attachment

• US Classifications

  • 137 - Fluid handling
  • 138 - Pipes and tubular conduits
  • 251 - Valves and valve actuation
  • 285 - Pipe joints or couplings
  • 417 - Pumps