Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tsunehiko Yamazaki0
Naoomi Miyakawa0
Date of Patent
July 13, 2010
0Patent Application Number
111216140
Date Filed
May 4, 2005
0Patent Primary Examiner
Patent abstract
The invention provides a focus adjuster for laser beam machine which adjusts focus by detecting reflected light of a laser beam in a laser beam machine.
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