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经营范围
发明名称
Procédé de fabrication de plaques d'insonorisation
摘要
申请公布号
FR906777(A)
申请公布日期
1946.01.18
申请号
FRD906777
申请日期
1944.08.16
申请人
WERNER GENEST G.M.B.H.
发明人
分类号
C04B26/26
主分类号
C04B26/26
代理机构
代理人
主权项
地址
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