Eiji Komada

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing concrete articles of improved initial str...
- Patent number 4,102,962
- Issue date Jul 25, 1978
- Showa Denko K.K.
- Fumio Matsui
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES