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The ornamental design for an internal combustion engine, as shown and described. |
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FIG. 1 is a front perspective view of an internal combustion engine showing my new design;
FIG. 2 is a left front perspective view thereof;
FIG. 3 is a right front perspective view thereof;
FIG. 4 is a right side perspective view thereof, it being understood that the left side is a mirror image of the right side shown herein; and
FIG. 5 is a right rear perspective view thereof.
The broken lines in the drawing are for illustrative purposes only.
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| Patent | Priority | Assignee | Title |
| 213476, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 29 1976 | Briggs & Stratton Corporation | (assignment on the face of the patent) | / |
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