Substrate holding device, semiconductor manufacturing...

Photocopying – Projection printing and copying cameras – Detailed holder for photosensitive paper

Reexamination Certificate

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C355S075000

Reexamination Certificate

active

06982784

ABSTRACT:
A substrate holding device includes a base member capable of removably holding a plate having a contact member to come into contact with a substrate, and a sensor that identifies an identification sign provided on the plate.

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patent: 7-130637 (1995-05-01), None
patent: 2748181 (1998-02-01), None

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