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Hitoshi Kubota
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Yokohama, JA
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last 30 patents
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Patent Grant
Armature operation-release testing apparatus
Patent number
4,061,964
Issue date
Dec 6, 1977
Hitachi, Ltd.
Hitoshi Kubota
G01 - MEASURING TESTING
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Patent Grant
Apparatus for adjusting biasing force of leaf spring
Patent number
4,036,042
Issue date
Jul 19, 1977
Hitachi, Ltd.
Hitoshi Kubota
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...