Ball valve
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The broken lines shown in the figures are for illustrating portions of the ball valve and form no part of the claimed design.
Claims
The ornamental design for a ball valve, as shown and described.
Type: Grant
Filed: Oct 7, 2018
Date of Patent: Jul 23, 2019
Assignee: Eastern Foundry & Fittings Inc. (Richmond Hill)
Inventor: Jacky Chi Pang Yung (Richmond Hill)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Gino Colan
Application Number: 29/665,811