The ornamental design for a sequencing or samplepreparationinstrument, as shown and described.
FIG. 1 is a front perspective view of an embodiment of a sequencing or sample preparation instrument in accordance with the present invention.
FIG. 2 is a rear perspective view of the sequencing or sample preparation instrument of FIG. 1.
FIG. 3 is a front view of the sequencing or sample preparation instrument of FIG. 1.
FIG. 4 is a rear view of the sequencing or sample preparation instrument of FIG. 1.
FIG. 5 is a left side view of the sequencing or sample preparation instrument of FIG. 1.
FIG. 6 is a right side view of the sequencing or sample preparation instrument of FIG. 1.
FIG. 7 is a top view of the sequencing or sample preparation instrument of FIG. 1; and,
FIG. 8 is a bottom view of the sequencing or sample preparation instrument of FIG. 1.
The broken lines immediately adjacent the shaded areas represent the bounds of the claim, and all other broken lines are directed to environment. The broken lines form no part of the claimed design.