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发明名称
Toolholder
摘要
申请公布号
US2227796(A)
申请公布日期
1941.01.07
申请号
US19390261858
申请日期
1939.03.14
申请人
OTIS L. QUILLEN
发明人
QUILLEN MONT SAYRE
分类号
B21D28/34
主分类号
B21D28/34
代理机构
代理人
主权项
地址
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