Filter
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The broken lines shown in the figures are for the purpose of illustrating portions of the filter that form no part of the claimed design.
Claims
The ornamental design for a filter, as shown and described.
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Type: Grant
Filed: Nov 21, 2018
Date of Patent: Jul 14, 2020
Assignee: SMC CORPORATION (Chiyoda-ku)
Inventor: Takayuki Tanaka (Tsukuba)
Primary Examiner: Sheryl Lane
Assistant Examiner: Calvin E Vansant
Application Number: 29/670,981