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Lubricant composition
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Patent number 5,710,112
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Issue date Jan 20, 1998
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Kyodo Yushi Co., Ltd.
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Ko Yaegashi
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Lubricating composition
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Patent number 5,565,126
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Issue date Oct 15, 1996
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Kyodo Yushi Co., Ltd.
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Hiroshi Kimura
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...