2931383

Information

• Patent Grant
• 2931383

• References
• Source

• Patent Number

  2,931,383

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1960
  65 years ago

• CPC

  • F16K31/5284 - comprising a tap or cock
  • Y10T137/7014 - Telescopic well casing
  • Y10T137/7021 - Covers
  • Y10T137/8811 - Frangible

• US Classifications

  • 137 - Fluid handling
  • 174 - Electricity: conductors and insulators
  • 220 - Receptacles
  • 285 - Pipe joints or couplings
  • 324 - Electricity: measuring and testing