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发明名称
HOHLBLOCKSTEIN
摘要
申请公布号
DE6804241(U)
申请公布日期
1969.06.19
申请号
DE19680004241U
申请日期
1968.10.26
申请人
ALEX WALSER
发明人
ALEX WALSER
分类号
E04B2/02;E04C1/41
主分类号
E04B2/02
代理机构
代理人
主权项
地址
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