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发明名称
Schluessellochsperre
摘要
申请公布号
DE693497(C)
申请公布日期
1940.07.11
申请号
DE193801M2281D
申请日期
1938.07.17
申请人
JAN MAZANEK
发明人
MAZANEK JAN
分类号
E05B17/16
主分类号
E05B17/16
代理机构
代理人
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