Sample pretreatment device

Description

FIG. 1 is a perspective view of a sample pretreatment device showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view thereof, showing the sample pretreatment device in use state;

FIG. 9 is a front view thereof, showing the sample pretreatment device in use state; and,

FIG. 10 is a left side view thereof, showing the sample pretreatment device in use state.

The broken lines in the figures illustrate portions of the sample pretreatment device that form no part of the claimed design.

Claims

The ornamental design for a sample pretreatment device as shown and described.