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发明名称
Golf cup advertising device and method
摘要
A substantially doughnut-shaped insert which will fit into any conventional golf cup to display an advertisement which is visible to a golfer when putting or when retrieving the golf ball from the hole.
申请公布号
US4928417(A)
申请公布日期
1990.05.29
申请号
US19880205119
申请日期
1988.06.10
申请人
BOUDREAU/DARQUE, INC.
发明人
BOUDREAU, LOUIS H.
分类号
A63B57/00;G09F23/00
主分类号
A63B57/00
代理机构
代理人
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地址
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