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发明名称
SICHERUNG GEGEN SELBSTTAETIGE LOCKERUNG VON EINGESCHRAUBTEN SCHALTSTIFTSPITZEN.
摘要
申请公布号
DE1633918(U)
申请公布日期
1952.01.31
申请号
DE194800D5324U
申请日期
1948.11.18
申请人
VOIGT & HAEFFNER A.G.
发明人
分类号
主分类号
代理机构
代理人
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