Claims (1)
Claim 1 (Independent)
The ornamental design for a step stool, as shown and described.
Full Description
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FIG. 1 is a side-angle perspective view of a step stool in accordance with the new design.
FIG. 2 is a front perspective view thereof.
FIG. 3 is a front perspective view with the top platform in a raised position thereof; and,
FIG. 4 is a front view thereof.
Citations
This patent cites (6)
- USD976598
- USD984814
- USD1023598
- USD1024585
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- USD1066932