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The ornamental design for a floor sweeper, as shown and described. |
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FIG. 1 is a front elevational view of a floor sweeper showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view, the left side being a mirror image thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a perspective view thereof.
Kubota, Akira, Utsunomiya, Kei
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 01 1978 | Hukuba Kogyo Kabushiki Kaisha | (assignment on the face of the patent) | / |
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