Kenzi Maruta

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Kumagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing ceramic superconducting material using interme...
- Patent number 5,032,570
- Issue date Jul 16, 1991
- Hitachi Metals, Ltd.
- Yasunobu Ogata
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES