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发明名称
Threading die
摘要
申请公布号
US2110099(A)
申请公布日期
1938.03.01
申请号
US19350048114
申请日期
1935.11.04
申请人
THE RIDGE TOOL COMPANY
发明人
THEWES WILLIAM O.
分类号
B23G1/22
主分类号
B23G1/22
代理机构
代理人
主权项
地址
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