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发明名称
Paper feeding mechanism
摘要
申请公布号
US2054837(A)
申请公布日期
1936.09.22
申请号
US19330683282
申请日期
1933.08.02
申请人
SHERMAN JOHN Q
发明人
SHERMAN JOHN Q.
分类号
B41J15/10
主分类号
B41J15/10
代理机构
代理人
主权项
地址
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