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经营范围
发明名称
GELUIDSABSORBEREND ELEMENT.
摘要
申请公布号
NL8702613(A)
申请公布日期
1989.06.01
申请号
NL19870002613
申请日期
1987.11.02
申请人
ARIJ ROELOF DE BRUIN EN HUBERTUS PETRUS FRANCISCUS KLEEMANS BEIDEN TE HILVARENBEEK.
发明人
分类号
E04B1/84;E04B1/86
主分类号
E04B1/84
代理机构
代理人
主权项
地址
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