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The ornamental design for gas filter, as shown and described. |
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FIG. 1 is a perspective view of a gas filter showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof, the left side being a mirror image thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 17 1984 | Luwa AG | (assignment on the face of the patent) | / | |||
| Sep 17 1984 | EBNOETHER, GUIDO | LUWA AG, A CORP OF SWITZERLAND | ASSIGNMENT OF ASSIGNORS INTEREST | 004312 | /0126 |
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