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Inventor
WATTS ROBERT R
3 patents
Patents
3 patents
US4720877A
Jan 26, 1988
Drain closure
WATTS ROBERT R
71 citations
90
US4352213A
Oct 5, 1982
Linkage adjustment arrangement for a bathtub drain assembly
WATTS ROBERT R
46 citations
86
US8091942B2
Jan 10, 2012
Recreational vehicle with ramp door
WATTS ROBERT R
3 citations
54