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发明名称
Coupon holder
摘要
申请公布号
US2265371(A)
申请公布日期
1941.12.09
申请号
US19400344021
申请日期
1940.07.05
申请人
HOFFMAN MORRIS J
发明人
HOFFMAN MORRIS J.
分类号
A45C11/18;G09F3/18
主分类号
A45C11/18
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