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发明名称
Picture-copying machine
摘要
申请公布号
US1777622(A)
申请公布日期
1930.10.07
申请号
US19250044750
申请日期
1925.07.20
申请人
O'HARE WILLIAM C
发明人
O'HARE WILLIAM C.
分类号
B41J2/50
主分类号
B41J2/50
代理机构
代理人
主权项
地址
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