Indexed pipe

Details Indexed pipe Indexed pipe

1982-06-07

1983-11-22

Shepperd, John W.

Pipes and tubular conduits

Combined

With indicating means

138 97, F16L 900, F16L 5500

Patent

active

044163096

ABSTRACT:
An indexed pipe made of Polyvinyl Chloride, Cast or Ductile Iron, Clay, or Asbestos Cement that is buried in the ground or totally enclosed and requires access. The indexed pipe is marked in any accepted system of measurement, such as feet or meters, which would reveal pipe end locations during an excavation.

REFERENCES:
patent: 1235801 (1917-08-01), Hornig
patent: 2248967 (1941-07-01), Curcio
patent: 2449265 (1948-09-01), Williams

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