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Reflex copier lens
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Patent number 4,062,625
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Issue date Dec 13, 1977
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Bell & Howell Company
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Andor A. Fleischman
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G02 - OPTICS
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Full-focus eyepiece
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Patent number 4,054,370
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Issue date Oct 18, 1977
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Bell & Howell Company
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Andor A. Fleischman
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G02 - OPTICS
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Microfilm recorder lens
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Patent number 3,998,529
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Issue date Dec 21, 1976
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Bell & Howell Company
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Andor A. Fleischman
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G02 - OPTICS
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7MM Ultrafiche lens
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Patent number 3,998,528
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Issue date Dec 21, 1976
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Bell & Howell Company
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Andor A. Fleischman
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G02 - OPTICS
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