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Toshio Oura
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Namerikawa, JP
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last 30 patents
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Patent Grant
Method for controlling opening/closing operation of automatic door...
Patent number
4,775,823
Issue date
Oct 4, 1988
Yoshida Kogyo K. K.
Yukio Yoshida
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Patent Grant
Method for controlling automatic door in turning-on time of its pow...
Patent number
4,742,245
Issue date
May 3, 1988
Yoshida Kogyo K. K.
Yukio Yoshida
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES