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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.
Loerop, Kenneth W., Gieser, Matthew
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 05 1994 | LOEROP, KENNETH W | Drummond Industries | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007109 | /0841 | |
Jul 05 1994 | GIESER, MATTHEW | Drummond Industries | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007109 | /0841 | |
Jul 19 1994 | Drummond Industries | (assignment on the face of the patent) | / |
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