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发明名称
Feed screw releasing means
摘要
申请公布号
US2612057(A)
申请公布日期
1952.09.30
申请号
US19510254284
申请日期
1951.11.01
申请人
RICHARD SEIFRIED
发明人
GRAY LANDON R.;JR. HARRY P. SMITH,
分类号
B23Q5/40;F16H25/20
主分类号
B23Q5/40
代理机构
代理人
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地址
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