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经营范围
发明名称
Procédé et dispositif pour la fabrication de produits à base de mica
摘要
申请公布号
FR72541(E)
申请公布日期
1960.04.14
申请号
FR19570752930
申请日期
1957.12.03
申请人
LICENTIA PATENT-VERWALTUNGS G.M.B.H.
发明人
分类号
C04B14/20
主分类号
C04B14/20
代理机构
代理人
主权项
地址
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