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发明名称
Handgeraet zum Vermauern von Hohlsteinen
摘要
申请公布号
DE647210(C)
申请公布日期
1937.06.30
申请号
DE1934E045890D
申请日期
1934.08.14
申请人
FRANZ ERDMENGER
发明人
分类号
E04G21/20
主分类号
E04G21/20
代理机构
代理人
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