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发明名称
Autographic register
摘要
申请公布号
US2575421(A)
申请公布日期
1951.11.20
申请号
US19460692303
申请日期
1946.08.22
申请人
W. H. SMITH & SON LIMITED
发明人
LANEGAN FREDERICK EDWARD
分类号
B41L5/06
主分类号
B41L5/06
代理机构
代理人
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