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Surgical microscope
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Patent number 4,802,749
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Issue date Feb 7, 1989
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Olympus Optical Co., Ltd.
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Takayoshi Togino
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G02 - OPTICS
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Retinal camera
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Patent number 4,786,162
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Issue date Nov 22, 1988
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Olympus Opitical Co., Ltd.
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Hiroshi Fujiwara
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Surgical microscope
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Patent number 4,763,968
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Issue date Aug 16, 1988
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Olympus Optical Co., Ltd.
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Kazuyuki Minami
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G02 - OPTICS