Koji Nakayama

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for continuously measuring flow rate of fine material flo...
- Patent number 4,490,077
- Issue date Dec 25, 1984
- Nippon Kokan Kabushiki Kaisha
- Katsuhiko Shimada
- G01 - MEASURING TESTING