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Kazuro Shibata
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Saitama, JP
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last 30 patents
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Patent Grant
Method for manufacturing electrode material for vacuum circuit breaker
Patent number
5,985,000
Issue date
Nov 16, 1999
Fuji Electric Co., Ltd.
Hisaji Shinohara
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Contact material for a vacuum circuit breaker and a method for manu...
Patent number
5,853,083
Issue date
Dec 29, 1998
Fuji Electric Co., Ltd.
Masayuki Furusawa
H01 - BASIC ELECTRIC ELEMENTS