Claims (1)
Claim 1 (Independent)
The ornamental design for a filter, as shown and described herein.
Full Description
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FIG. 1 is a front view of a filter embodying our design; and,
FIG. 2 is a top, front, left-side perspective view thereof.
The broken lines shown in FIG. 2 represent portions of the sterilization unit that form no part of the claimed design.
Citations
This patent cites (108)
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