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发明名称
Screw machine
摘要
申请公布号
US2388612(A)
申请公布日期
1945.11.06
申请号
US19420426484
申请日期
1942.01.12
申请人
THE CITY ENGINEERING COMPANY
发明人
JOYCE WILLIAM E.;HIMES WILLIAM H.;WILSON DELBERT I.
分类号
B23G1/04
主分类号
B23G1/04
代理机构
代理人
主权项
地址
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