A watertight fittings that is used for power station hydraulic hoist machine and roofing clearance

The utility model provides a watertight fittings that is used for power station hydraulic hoist machine and roofing clearance, includes waterproof apron, the roof hole site of waterproof apron settingon room roof platform is put, is equipped with first through -hole and second through -hole on the w...

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Bibliographische Detailangaben
Hauptverfasser:	LI YAWEI, XIONG RONGGANG, LI MUSHUN, CHEN JUAN, YU DESHA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING FIXED CONSTRUCTIONS GUTTERS ROOF COVERINGS ROOF-WORKING TOOLS SKY-LIGHTS
Online-Zugang:	Volltext bestellen
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