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The ornamental design for a vacuum cleaning machine, as shown. |
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FIG. 1 is a perspective view of a vacuum cleaning machine showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a rear elevational view thereof; and
FIG. 5 is a top plan view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 11 1985 | KENT, WILLIE D | RUG DOCTOR, INC , A CORP OF CA | ASSIGNMENT OF ASSIGNORS INTEREST | 004432 | 0407 | |
| Jul 17 1985 | Rug Doctor, Inc. | (assignment on the face of the patent) | ||||
| Aug 02 1988 | RUG DOCTOR, INC , A CORP OF CA | RUG DOCTOR, L P , A DE LIMITED PARTNERSHIP | ASSIGNMENT OF ASSIGNORS INTEREST , SUBJECT TO LICENSE RECITED | 005025 | 0003 |
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