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发明名称
Combined book and coupon unit
摘要
申请公布号
US2215163(A)
申请公布日期
1940.09.17
申请号
US19380239398
申请日期
1938.11.07
申请人
FRANKLIN SHEDD HUGH
发明人
SHEDD HUGH FRANKLIN
分类号
B42D1/00;B42D3/10;B42D17/00
主分类号
B42D1/00
代理机构
代理人
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