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发明名称
Clamp
摘要
申请公布号
US1784544(A)
申请公布日期
1930.12.09
申请号
US19290344708
申请日期
1929.03.06
申请人
RUSSELL JOHN J
发明人
RUSSELL JOHN J.
分类号
B25B5/14
主分类号
B25B5/14
代理机构
代理人
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