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发明名称
ZWISCHENTRAEGER FUER DACHEINDECKUNGEN.
摘要
申请公布号
DE1965944(U)
申请公布日期
1967.08.10
申请号
DE196700T2055U
申请日期
1967.02.07
申请人
WILHELM TOPP
发明人
WILHELM TOPP
分类号
主分类号
代理机构
代理人
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