USD420094S - Block filter - Google Patents

Description

FIG. 1 is a front perspective view of the block filter embodying the new design;

FIG. 2 is a front elevational view thereof; the rear elevational view being the same as FIG. 2;

FIG. 3 is a left side elevational view thereof; the right side elevational view being the same as FIG. 3;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a top plan view thereof.

Claims (1)

1. The ornamental design for a block filter, as shown and described.

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