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The ornamental design for a hydraulic or pneumatic actuator unit for valves, as shown. |
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FIG. 1 is a top view of our design for a hydraulic or pneumatic actuator unit for valves;
FIG. 2 is a front view;
FIG. 3 is a bottom view;
FIG. 4 is a rear view;
FIG. 5 is a side view, seen from the right;
FIG. 6 is a side view, seen from the left.
Hilpert, Bruno, Hunziker, Bruno
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 14 1984 | HILPERT, BRUNO | Georg Fischer Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST | 004240 | /0953 | |
| Mar 14 1984 | HUNZIKER, BRUNO | Georg Fischer Aktiengesellschaft | ASSIGNMENT OF ASSIGNORS INTEREST | 004240 | /0953 | |
| Mar 19 1984 | Georg Fischer Aktiengesellschaft | (assignment on the face of the patent) | / |
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