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发明名称
Apparatus for manufacturing screw sticks
摘要
申请公布号
US2269168(A)
申请公布日期
1942.01.06
申请号
US19390306506
申请日期
1939.11.28
申请人
EASTMAN KODAK COMPANY
发明人
URE WILLIAM H.
分类号
B23G9/00
主分类号
B23G9/00
代理机构
代理人
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