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Lens alignment structure
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Patent number 4,433,907
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Issue date Feb 28, 1984
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Berkey Photo, Inc.
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Giuseppe Tarsia
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Transparency holder
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Patent number 4,433,910
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Issue date Feb 28, 1984
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Berkey Photo, Inc.
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Giuseppe Tarsia
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Illumination apparatus
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Patent number 4,432,636
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Issue date Feb 21, 1984
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Berkey Photo, Inc.
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Giuseppe Tarsia
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Alignment structure
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Patent number 4,432,638
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Issue date Feb 21, 1984
-
Berkey Photo, Inc.
-
Giuseppe Tarsia
-
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY