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The ornamental design for an electrostatic chuck with improved spacing mask and workpiece detection device, as shown. |
FIG. 1 depicts a top view of the electrostatic chuck with improved spacing mask and workpiece detection device;
FIG. 2 depicts an elevation view of the electrostatic chuck when looking up along the y-axis of FIG. 1;
FIG. 3 depicts a detailed view of part of a surface and circumferential edge of the electrostatic chuck seen of FIG. 2;
FIG. 4 depicts an elevation view of the electrostatic chuck when looking down along the y-axis of FIG. 1;
FIG. 5 depicts an elevation view of the electrostatic chuck when looking to the left along the x-axis of FIG. 1, the view when looking to the right being a mirror image to that of FIG. 5; and,
FIG. 6 is a bottom view of the electrostatic chuck.
Burkhart, Vincent E., Flanigan, Allen, Sansoni, Steven
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 14 1997 | Applied Materials, Inc. | (assignment on the face of the patent) | / | |||
Dec 01 1997 | SANSONI, STEVEN | Applied Materials, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009241 | /0013 | |
Dec 04 1997 | FLANIGAN, ALLEN | Applied Materials, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009241 | /0013 | |
Dec 17 1997 | BURKHART, VINCENT E | Applied Materials, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009241 | /0013 |
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