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经营范围
发明名称
Combination lock
摘要
申请公布号
US2621508(A)
申请公布日期
1952.12.16
申请号
US19470765517
申请日期
1947.08.01
申请人
HENRI PORCHE JULIEN
发明人
PORCHE JULIEN HENRI
分类号
E05B37/12
主分类号
E05B37/12
代理机构
代理人
主权项
地址
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