Yasuhiro Sotani

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water-dispersion lubricant of graphite, particulate resin and high...
- Patent number 5,030,367
- Issue date Jul 9, 1991
- Nippon Kokan Kabushiki Kaisha
- Megumu Tanaka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...