Pipelayer

Pipe´lay`er

n.	1.	One who lays conducting pipes in the ground, as for water, gas, etc.
	2.	(Polit. Cant) A politician who works in secret; - in this sense, usually written as one word.

An attachment for a tractor or other prime mover that consists of a winch and a side boom for lowering sections of pipe into a trench.

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