Haruji Toyama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Metal processing composition
- Patent number 4,554,087
- Issue date Nov 19, 1985
- Nippon Kokan Kabushiki Kaisha
- Iwane Chiba
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...