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Publication numberUSD497171 S1
Publication typeGrant
Application numberUS 29/183,947
Publication dateOct 12, 2004
Filing dateJun 20, 2003
Priority dateDec 20, 2002
Publication number183947, 29183947, US D497171 S1, US D497171S1, US-S1-D497171, USD497171 S1, USD497171S1
InventorsKeisuke Okugawa
Original AssigneeNgk Spark Plug Co., Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Electrostatic chuck
US D497171 S1
Images(4)
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Claims(1)
  1. The ornamental design for an electrostatic chuck, as shown and described.
Description

FIG. 1 is a perspective view of the top, front and right side of an electrostatic chuck showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a sectional view taken along the line 77 in FIG. 5.

Classifications
U.S. ClassificationD15/140