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The ornamental design for a combination sweeper-scrubber floor machine, substantially as shown. |
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FIG. 1 is a front perspective view of a combination sweeper scrubber floor machine showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof.
Haub, Donald J., Carlson, Alfred D.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 03 1982 | HAUB, DONALD J | TENNANT COMPANY, A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004045 | /0188 | |
| Sep 03 1982 | CARLSON, ALFRED D | TENNANT COMPANY, A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004045 | /0188 | |
| Sep 07 1982 | Tennant Company | (assignment on the face of the patent) | / |
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