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The ornamental design for a window sash lock, as shown and described. |
FIG. 1 is a perspective view of my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 27 1996 | Andersen Corporation | (assignment on the face of the patent) | / | |||
Jun 06 1996 | PLUMMER, DAVID D | Andersen Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008122 | /0987 |
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