793989

Information

• Patent Grant
• 793989

• References
• Source

• Patent Number

  793,989

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1905
  119 years ago

• CPC

  • E03C1/295 - using air-supply valves
  • Y10T137/3258 - Automatic valve in vent line
  • Y10T137/86292 - System with plural openings, one a gas vent or access opening

• US Classifications

  • 137 - Fluid handling
  • 004 - Baths, closets, sinks, and spittoons