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The ornamental design for a portable work bench, as shown and described.
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FIG. 1 is a front perspective view of a portable work bench showing our new design, with the support arms in an extended position.
FIG. 2 is a left side elevational view.
FIG. 3 is a right side elevational view.
FIG. 4 is a front elevational view with the support arms in an extended position.
FIG. 5 is a rear elevational view with the support arms in an extended position.
FIG. 6 is a top plan view with the support arms in an extended position; and,
FIG. 7 is a bottom plan view with the support arms in an extended position.
All environmental structure shown is not part of the claimed design.
Welsh, Robert P., Sommerville, Thomas R.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 25 2002 | Black & Decker Inc. | (assignment on the face of the patent) | / |
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