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经营范围
发明名称
CLOISONS ET ELEMENTS DE CLOISONS
摘要
申请公布号
BE757074(A1)
申请公布日期
1971.03.16
申请号
BED757074
申请日期
申请人
S.A. PRB S.A., AVENUE DE BROQUEVILLE 12, 1150 BRUXELLES,
发明人
DERYCK
分类号
E04B2/70;E04B2/74;E04B2/80;(IPC1-7):E04C/
主分类号
E04B2/70
代理机构
代理人
主权项
地址
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