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The ornamental design for an aircraft engine oil sump, as shown. |
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FIG. 1 is an elevational view of the left side of the aircraft engine oil sump showing my design.
FIG. 2 is a top plan view.
FIG. 3 is a rear elevational view.
FIG. 4 is a front elevational view.
FIG. 5 is an elevational view of the right side.
FIG. 6 is a bottom plan view.
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