FIG. 1 is a front elevational view of a date/time stamper showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof, the other side being a mirror image thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a front elevational view thereof in a condition of use.

The broken lines are for purposes of illustration only and form no part of the claimed design.