发明授权
EP0825176B1 Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same 失效
吖嗪衍生物,其制备方法,含有向列型液晶组合物和含有该液晶显示装置

Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same
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