Sink and bath plugs

Details Sink and bath plugs Sink and bath plugs

1998-07-21

2000-08-22

Brinson, Patrick

Pipes and tubular conduits

With closures and plugs

Inflation stem type

138104, 374162, 116216, F16L 5510, G01K 1100

Patent

active

061056189

ABSTRACT:
A plug for a bath or sink having a portion the color of which is continuously changeable as the temperature of the portion varies over the range 28 to 44.degree. C. or having a member attached thereto the color of which is continuously changeable as the temperature of the member varies over the range 28 to 44.degree. C.

REFERENCES:
patent: 1515222 (1924-11-01), Ruben
patent: 2953921 (1960-09-01), Muncheryan
patent: 3520189 (1970-07-01), Mann
patent: 3826221 (1974-07-01), Ross
patent: 4459046 (1984-07-01), Spirg
patent: 4738549 (1988-04-01), Plimpton
patent: 5144112 (1992-09-01), Wyatt et al.
patent: 5265959 (1993-11-01), Meltzer
patent: 5302028 (1994-04-01), Carey
patent: 5788375 (1998-08-01), Parker et al.

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