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发明名称
Plier tube bender
摘要
申请公布号
US2499160(A)
申请公布日期
1950.02.28
申请号
US19470772752
申请日期
1947.09.08
申请人
HENRY PFEIFFER
发明人
PFEIFFER HENRY
分类号
B21D7/06
主分类号
B21D7/06
代理机构
代理人
主权项
地址
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