USD537048S1 - Photomask blank - Google Patents

Description

FIG. 1 is a front elevational view of a photomask blank showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is an enlarged partial front view along line 7—7 in FIG. 1;

FIG. 8 is a reduced scale front, left side, top perspective view of the portion shown in FIG. 7; and,

FIG. 9 is a sectional view along line 9—9 in FIG. 7.

The broken line showing is for illustrative purposes only and forms no part of the claimed design.

Claims (1)

1. The ornamental design for a photomask blank, as shown and described.

Images