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发明名称
Locking device
摘要
申请公布号
US2198549(A)
申请公布日期
1940.04.23
申请号
US19400321608
申请日期
1940.03.01
申请人
HANCOCK MANUFACTURING COMPANY
发明人
MARPLE ROLLO
分类号
E05B65/34
主分类号
E05B65/34
代理机构
代理人
主权项
地址
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