The ornamental design for a hand-held marking device, as shown and described.
FIG. 1 is a left side elevational view of a hand-held marking device,
showing our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof; and,
FIG. 4 is a top perspective view thereof.
The structure depicted by means of broken lines in FIGS. 1, 2 and 3 has
been shown for illustrative purposes only and forms no part of the claimed
design.