Hirosi Nakajo

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Amagasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dielectric ceramics for high frequency
- Patent number 5,002,913
- Issue date Mar 26, 1991
- Mitsubishi Denki Kabushiki Kaisha
- Akira Yamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES