Vacuum chuck
Latest NGK SPARK PLUG CO. LTD. Patents:
1. Vacuum chuck
Broken lines represent no part of claimed design.
Dots inside of solid lines represent projected portions which are not colored and are unclaimed.
Broken lines represent no part of claimed design.
Broken lines represent no part of claimed design.
Broken lines represent no part of claimed design.
Broken lines represent no part of claimed design.
Broken lines represent no part of claimed design.
Broken lines represent no part of claimed design.
Dots inside of solid lines represent projected portions which are not colored and are unclaimed.
Broken lines represent no part of claimed design.
Dot-dash line illustrates the border of enlarged view and forms no part of the claimed design and forms no part thereof.
Broken lines represent no part of claimed design and form no part thereof.
The dotted-dashed broken lines in view
Claims
The ornamental design for a vacuum chuck, as shown and described.
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5857667 | January 12, 1999 | Lee |
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8122795 | February 28, 2012 | Goll |
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9558985 | January 31, 2017 | Wang |
Type: Grant
Filed: Jun 27, 2016
Date of Patent: Oct 2, 2018
Assignee: NGK SPARK PLUG CO. LTD. (Nagoya-shi, Aichi)
Inventor: Tomohiro Ishino (Sendai)
Primary Examiner: Richard E Chilcot
Application Number: 35/502,184