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发明名称
Locking device
摘要
申请公布号
US2180516(A)
申请公布日期
1939.11.21
申请号
US19390255887
申请日期
1939.02.11
申请人
发明人
GEHNRICH CHARLES L.
分类号
C23D9/00;E05C9/04
主分类号
C23D9/00
代理机构
代理人
主权项
地址
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