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last 30 patents
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Patent Grant
Apparatus for automatically analyzing gases in oil
Patent number
4,799,166
Issue date
Jan 17, 1989
Mitsubishi Denki Kabushiki Kaisha
Katsumi Shiono
G01 - MEASURING TESTING
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Patent Grant
Monitoring equipment for dissolved gas in insulating oil
Patent number
4,763,514
Issue date
Aug 16, 1988
Mitsubishi Denki Kabushiki Kaisha
Sadao Naito
G01 - MEASURING TESTING