USD279992S - Dual tip marking instrument - Google Patents

Description

Be it known that I, Stephen R. Gribb, have invented a new, original and ornamental design for a dual tip marking instrument of which the following is a specification, reference being had to the accompanying drawings, forming a part hereof.

FIG. 1 is a front elevational view of a dual tip marking instrument showing my new design;

FIG. 2 is a front elevational view thereof, with the end caps removed;

FIG. 3 is a cross sectional view, taken along line 3--3 in FIG. 1;

FIG. 4 is a cross sectional view, taken along line 4--4 in FIG. 4;

FIG. 5 is an end elevational view thereof, with the end caps in place;

FIG. 6 is a left end elevational view thereof, with the end cap removed; and

FIG. 7 is a right end elevational view thereof with the end cap removed.

Claims (1)

1. The ornamental design for adual tip marking instrument, as shown and described.

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