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发明名称
Durch eine Kurbel angetriebener Buechsenoeffner
摘要
申请公布号
DE542746(C)
申请公布日期
1933.02.04
申请号
DED542746D
申请日期
申请人
ERNST WEILER
发明人
分类号
B67B7/70
主分类号
B67B7/70
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