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Fumihiko Yamanushi
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Katsuta, JP
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last 30 patents
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Patent Grant
Magnetic recording/reproducing apparatus
Patent number
5,121,266
Issue date
Jun 9, 1992
Hitachi, Ltd.
Yoichi Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Magnetic recording and reproducing apparatus
Patent number
4,786,986
Issue date
Nov 22, 1988
Hitachi, Ltd.
Fumihiko Yamanushi
H04 - ELECTRIC COMMUNICATION TECHNIQUE