3002775

Information

• Patent Grant
• 3002775

• References
• Source

• Patent Number

  3,002,775

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1961
  64 years ago

• CPC

  • E03B9/00 - Methods or installations for drawing-off water
  • E01F9/635 - by shearing or tearing
  • E03B9/04 - Column hydrants
  • Y10S403/03 - Load-responsive release
  • Y10T137/1654 - Separable valve coupling or conduit
  • Y10T403/11 - including frangible component
  • Y10T403/20 - with indicator or inspection means
  • Y10T403/297 - Differential pitch, similar hand

• US Classifications

  • 403 - Joints and connections
  • 137 - Fluid handling
  • 256 - Fences
  • 285 - Pipe joints or couplings