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The ornamental design for a step stool, as shown and described. |
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FIG. 1 is a top perspective view of a step stool embodying my new design.
FIG. 2 is a bottom perspective view thereof.
FIG. 3 is a side elevational view thereof.
FIG. 4 is an end elevational view thereof.
FIG. 5 is a sectional view on line 5--5 of FIG. 4.
FIG. 6 is a sectional view on line 6--6 of FIG. 3.
FIG. 7 is an enlarged fragmentary sectional view on line 7--7 of FIG. 3.
FIG. 8 is an enlarged sectional view on line 8--8 of FIG. 3.
The side opposite to that shown in FIG. 3 is a mirror image thereof, and the end opposite to that shown in FIG. 4 is a mirror image thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 07 1981 | MC CLELLAND, DONALD R | Rubbermaid Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST | 003901 | /0266 | |
| Jul 20 1981 | Rubbermaid Incorporated | (assignment on the face of the patent) | / |
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