Wafer suspension stage device

A wafer suspension stage device comprises a stage body, a cavity is formed in the stage body, a plurality of dense air holes are formed in the top surface of the cavity, and the air holes penetrate through the top surface of the cavity and are exposed out of the upper surface of the stage body; the...

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Bibliographische Detailangaben
1. Verfasser: ZHENG KUNXIAN
Format: Patent
Sprache:chi ; eng
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