Zenkichi Tsuchiya

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Treble frequency converter
- Patent number 4,155,114
- Issue date May 15, 1979
- Toyo Denki Seizo Kabushiki Kaisha
- Zenkichi Tsuchiya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER