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发明名称
Improvements in or relating to feed devices for hand-operated printing machines
摘要
申请公布号
GB623860(A)
申请公布日期
1949.05.24
申请号
GB19470013535
申请日期
1947.05.20
申请人
JESSE COTTINGHAM
发明人
分类号
B41F21/04
主分类号
B41F21/04
代理机构
代理人
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