Ichirou Kameyama

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dielectric ceramic compositions and microwave devices using the same
- Patent number 5,273,943
- Issue date Dec 28, 1993
- Matsushita Electric Industrial Co., Ltd.
- Ichirou Kameyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES