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发明名称
Sheet feeding attachment for typewriters
摘要
申请公布号
US2887208(A)
申请公布日期
1959.05.19
申请号
US19530391344
申请日期
1953.11.10
申请人
CROSS JUDSON S
发明人
CROSS JUDSON S.
分类号
B41J13/10
主分类号
B41J13/10
代理机构
代理人
主权项
地址
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