Dry filter
The broken lines in the drawings depict portions of the dry filter that form no part of the claimed design.
Claims
The ornamental design for a dry filter, as shown and described.
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Type: Grant
Filed: Jul 18, 2018
Date of Patent: Jul 14, 2020
Assignee: Zhejiang Sanhua Intelligent Controls Co., Ltd. (Shaoxing, Zhejiang)
Inventors: Xuping Xu (Shaoxing), Linping Wu (Shaoxing), Weiwei Jiang (Shaoxing)
Primary Examiner: Brandon M Rosati
Assistant Examiner: John A Voytek
Application Number: 29/657,051