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发明名称
Padlock
摘要
申请公布号
US1942328(A)
申请公布日期
1934.01.02
申请号
US19320619744
申请日期
1932.06.28
申请人
FRAIM SAMUEL R
发明人
FRAIM SAMUEL R.
分类号
E05B67/24
主分类号
E05B67/24
代理机构
代理人
主权项
地址
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