Nippon Tsushin Densen Company Ltd.

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Yawatahama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Non-stationary antenna with sleeve and resonant circuit
- Patent number 4,931,807
- Issue date Jun 5, 1990
- Nippon Tsushin Densen Company Ltd.
- Katsumi Naitou
- H01 - BASIC ELECTRIC ELEMENTS