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发明名称
Pin retainer
摘要
申请公布号
US2595383(A)
申请公布日期
1952.05.06
申请号
US19470724906
申请日期
1947.01.28
申请人
IRVING BERTRAM R
发明人
IRVING BERTRAM R.
分类号
B21H7/14
主分类号
B21H7/14
代理机构
代理人
主权项
地址
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