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Fiber optic coupler
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Patent number 4,946,238
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Issue date Aug 7, 1990
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University of Pittsburgh
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Donald Sashin
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Radiography apparatus and method
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Patent number 4,692,937
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Issue date Sep 8, 1987
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University of Pittsburgh
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Donald Sashin
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Collimated radiation apparatus
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Patent number 4,203,037
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Issue date May 13, 1980
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University of Pittsburgh
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David Gur
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Radiography apparatus
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Patent number 4,179,100
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Issue date Dec 18, 1979
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University of Pittsburgh
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Donald Sashin
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE