Shigeo Yokoyama

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thiolcarbamate compounds and their use as herbicides
- Patent number 4,400,199
- Issue date Aug 23, 1983
- Asahi Kasei Kabashiki Kaisha
- Shigeo Yokoyama
- C07 - ORGANIC CHEMISTRY