DRAIN COVER

PROBLEM TO BE SOLVED: To provide a drain cover easily installable on a drain body or removable from the drain body with bare hands. SOLUTION: This drain cover 1 is installed by rotatably inserting a male screw part 11 into the drain body 2, by continuously arranging the hollow cylindrical male screw...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TANAKA YOSHINORI, IWASHITA DAIJIRO
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING FIXED CONSTRUCTIONS GUTTERS ROOF COVERINGS ROOF-WORKING TOOLS SKY-LIGHTS
Online-Zugang:	Volltext bestellen
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