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发明名称
PIN-WHEEL FEEDING DEVICES FOR STATIONERY
摘要
申请公布号
CA494698(A)
申请公布日期
1953.07.21
申请号
CAD494698
申请日期
申请人
W. H. SMITH AND SON
发明人
FREDERICK E. LANEGAN
分类号
主分类号
代理机构
代理人
主权项
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