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发明名称
Postage stamp affixer
摘要
申请公布号
US2239932(A)
申请公布日期
1941.04.29
申请号
US19390269402
申请日期
1939.04.22
申请人
RICHARDS SAMUEL G
发明人
RICHARDS SAMUEL G.
分类号
B43M13/00
主分类号
B43M13/00
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