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The ornamental design for an air valve, as shown and described. |
FIG. 1 is a front elevation view thereof;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a right side perspective view thereof;
FIG. 4 is a left side perspective view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 21 1995 | Veny Plastic Co., Ltd. | (assignment on the face of the patent) | / |
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