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John A. Thiel
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Wheeling, IL, US
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last 30 patents
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Patent Grant
Lens system for document scanning
Patent number
4,266,252
Issue date
May 5, 1981
The Mead Corporation
Arthur Cox
G02 - OPTICS
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Patent Grant
Photoreceptor assembly for automatic focusing system
Patent number
3,984,846
Issue date
Oct 5, 1976
John A. Gallagher
G02 - OPTICS