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发明名称
Ink feeding mechanism
摘要
申请公布号
US2047433(A)
申请公布日期
1936.07.14
申请号
US19340735573
申请日期
1934.07.17
申请人
NATIONAL POSTAL METER COMPANY
发明人
SAGER FRANK P.
分类号
B41K3/56
主分类号
B41K3/56
代理机构
代理人
主权项
地址
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