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Publication numberUSD364210 S
Publication typeGrant
Application numberUS 29/026,085
Publication dateNov 14, 1995
Filing dateJul 19, 1994
Publication number026085, 29026085, US D364210 S, US D364210S, US-S-D364210, USD364210 S, USD364210S
InventorsKenneth W. Loerop, Matthew Gieser
Original AssigneeDrummond Industries
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Transparent sump pump check valve
US D364210 S
Abstract  available in
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  1. The ornamental design for the transparent sump pump check valve, as shown and described.

FIG. 1 is a perspective view of a transparent sump pump check valve;

FIG. 2 is a side view of the check valve of FIG. 1 the opposite side being a mirror image thereof;

FIG. 3 is a top view of the check valve of FIG. 1;

FIG. 4 is a front view of the check valve of FIG. 1;

FIG. 5 is a rear view of the check valve of FIG. 1; and,

FIG. 6 is a bottom view of the check value of FIG. 1.

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US7806235Oct 4, 2007Oct 5, 2010Curtis RoysEnvironmental compressor protection assembly
US8069950Oct 4, 2007Dec 6, 2011Coltec Industrial Products LlcEnvironmental compressor protection assembly
US8622082Apr 14, 2009Jan 7, 2014Coltec Industrial Products LlcCheck valve and method and apparatus for extending life of check valves
US8997936Dec 6, 2011Apr 7, 2015Compressor Products International LlcEnvironmental compressor protection assembly
US9353742Oct 1, 2014May 31, 2016Curtis RoysCheck valve
US9611980Jan 6, 2015Apr 4, 2017Curtis RoysCheck valve
U.S. ClassificationD23/237