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The ornamental design for a portable adjustable seat, as shown and described. |
FIG. 1 is a front perspective view of a portable adjustable seat showing our design;
FIG. 2 is a rear perspective view;
FIG. 3 is a perspective view of the seat shown in collapsed position;
FIG. 4 is a sectional view on an enlarged scale showing the seat portion in greater detail; and
FIG. 5 is a front perspective view of the article of FIG. 1 wherein the adjustable seat member is shown in an alternate position.
Diedrich, Fritz, Kirchmann, Hans
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 11 1977 | Firma Heinrich Wilhelm Dreyer | (assignment on the face of the patent) | / | |||
Sep 07 1983 | FIRMA HEINREICH WILHELM DRYER | DIADEM LAND- AND BAUMASCHINEN GMBH & CO KG | ASSIGNMENT OF ASSIGNORS INTEREST | 006325 | /0696 | |
Jul 09 1986 | DIADEM LAND - AND BAUMASCHINEN GMBH & CO KG | WILA MASCHINENFABRIK GMBH & CO KG | ASSIGNMENT OF ASSIGNORS INTEREST | 006325 | /0681 | |
Aug 24 1990 | WILA MASCHINENFABRIK + CO KG | BEGEMANN WALTRAUD NEE BALVE | ASSIGNMENT OF ASSIGNORS INTEREST | 006325 | /0713 | |
Aug 24 1990 | WILA MASCHINENFABRIK + CO KG | BEGEMANN, KARLHEINZ | ASSIGNMENT OF ASSIGNORS INTEREST | 006325 | /0713 |
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