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The ornamental design for a pressure switch, as shown and described.
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FIG. 1 is a top, front and right side perspective view of a pressure switch showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a right side view thereof, the left side view being a mirror image of the right side view.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 08 2004 | SEO, HIDEO | SMC Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014919 | /0046 | |
| Jan 20 2004 | SMC Kabushiki Kaisha | (assignment on the face of the patent) | / |
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