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发明名称
Perfectionnement apporté aux carreaux en plâtre préfabriqués et leur procédé de fabrication.
摘要
申请公布号
OA6571(A)
申请公布日期
1981.07.31
申请号
OA19800057061
申请日期
1980.03.24
申请人
ZORMATI HASSOUNA
发明人
分类号
E04C2/04;(IPC1-7):E04C2/04
主分类号
E04C2/04
代理机构
代理人
主权项
地址
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