Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent
2003-06-20
2004-05-11
Lieberman, Lucy (Department: 2913)
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
Design Patent
active
D0489740
CLAIM:
The ornamental design for a electrostatic chuck, as shown and described.
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patent: D425919 (2000-05-01), Burkhart et al.
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Lieberman Lucy
NGK Spark Plug Co. Ltd.
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