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Shinzi Wada
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Tokyo, JP
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last 30 patents
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Patent Grant
Apparatus for detecting astigmatic axes and measuring refractive po...
Patent number
4,293,199
Issue date
Oct 6, 1981
Tokyo Kogaku Kikai Kakushiki Kaisha
Shinzi Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Eye refractmeter
Patent number
4,277,150
Issue date
Jul 7, 1981
Tokyo Kogaku Kikai Kabushiki Kaisha
Shinzi Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE