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经营范围
发明名称
Sheet feeding mechanism
摘要
申请公布号
US2187123(A)
申请公布日期
1940.01.16
申请号
US19380231535
申请日期
1938.09.24
申请人
GUY W. BATTLES
发明人
HARM RICHARD S.
分类号
B65H3/02
主分类号
B65H3/02
代理机构
代理人
主权项
地址
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