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The ornamental design for a personal respiratory protection device that has a three panelled look, as shown and described.
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FIG. 1 is a perspective view showing the new design for a personal respiratory protection device that has a three-paneled look.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a top elevational view thereof. The bottom view is a mirror image of the top view; and,
FIG. 5 is a right elevational view thereof. The left side is a mirror image of the right side.
The shading shown in the drawings is provided only to highlight the contour of the design. It does not illustrate texture or serve any other purpose.
The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design.
Curran, Desmond T., Henderson, Christopher P., Bryant, John W.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 05 1999 | 3M Innovative Properties Company | (assignment on the face of the patent) | / |
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