Mituo Sugawara

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Kitakyusyushi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Refractory powder flame projection moldings
- Patent number 4,416,999
- Issue date Nov 22, 1983
- Nippon Steel Corporation
- Fukuoka Hiromi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES