Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A working end of a plunger comprises of a neck for combining the working end to the handle, a bell combined to the neck and defining an interior cavity, and at least two reinforcement members extending on an outer surface of the bell from the neck down toward at least one rib extending around a circumference of the bell.
A working end of a plunger comprises of a neck for combining the working end to the handle, a bell combined to the neck and defining an interior cavity, and at least two reinforcement members extending on an outer surface of the bell from the neck down toward at least one rib extending around a circumference of the bell.
Toilet and drain plunger
WAITE JEFF (Autor:in)
25.06.2019
Patent
Elektronische Ressource
Englisch