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发明名称
Screw-driving machines
摘要
申请公布号
GB807846(A)
申请公布日期
1959.01.21
申请号
GB19570017581
申请日期
1955.06.21
申请人
SET SCREW & MFG. COMPANY
发明人
BROWN CALVIN O.
分类号
B23P19/00
主分类号
B23P19/00
代理机构
代理人
主权项
地址
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