Scanner system

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2007-08-21

2007-08-21

Pham, Hai (Department: 2861)

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Light or beam marking apparatus or processes

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Reexamination Certificate

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11276516

ABSTRACT:
Apparatus for holding flat plates of varying sizes, including a base section having a flat surface and including plurality of interconnected channels formed on the surface thereof; at least one port connecting to the channels; a vacuum source connected to the at least one port; and an intermediate plate covering substantially all of the channels and having a multiplicity of holes formed therethrough, the holes being arranged to be covered by a flat plate that is to be held to the flat surface.

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