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经营范围
发明名称
PANEELDOPPELWAND OD. DERGL.
摘要
申请公布号
DE6807468(U)
申请公布日期
1969.12.18
申请号
DE19680007468U
申请日期
1968.11.18
申请人
N.V. NEDERLANDSE INDUSTRIELE- EN HANDELSONDERNEMING VAN L. VALKENBURGH
发明人
分类号
E04B2/78;E06B1/12
主分类号
E04B2/78
代理机构
代理人
主权项
地址
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