Hideo Akanuma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating oil compositions for chains
- Patent number 4,929,372
- Issue date May 29, 1990
- Asahi Glass Co., Ltd.
- Hideo Akanuma
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...