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发明名称
Barrel lock
摘要
申请公布号
US2455608(A)
申请公布日期
1948.12.07
申请号
US19450613867
申请日期
1945.08.31
申请人
ROSENGREN ORVAR E
发明人
ROSENGREN ORVAR E.
分类号
F41A21/48
主分类号
F41A21/48
代理机构
代理人
主权项
地址
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