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发明名称
Locking device
摘要
申请公布号
US3021163(A)
申请公布日期
1962.02.13
申请号
US19590813495
申请日期
1959.05.15
申请人
GEORGE HOFFMANN
发明人
HOFFMANN GEORGE
分类号
E05F11/00
主分类号
E05F11/00
代理机构
代理人
主权项
地址
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