发明名称 Disc toss game
摘要 A disc toss game which includes a target box or receiver with a false bottom interposed between the top and bottom edges, with the elevation of the false bottom being positionably adjustable relative to the plane of the top edges of the target box. A standpipe or tube is mounted within the target box coaxially with the center of the square target box. The target box has an outer perimeter defined by chamfered edges, with the plane of the top edge of the open standpipe or tube being positionably adjustable within the target box from an upper position which is coplanar with the edges of the target box, into one or more lower positions in which the top edge of the standpipe is recessed from the plane of the top edges of the target box.
申请公布号 US6669200(B1) 申请公布日期 2003.12.30
申请号 US20020289792 申请日期 2002.11.07
申请人 KNETSCH WILLIAM RAY;GUSTAFSON DENNIS KENT;GUSTAFSON THOMAS JAMES 发明人 KNETSCH WILLIAM RAY;GUSTAFSON DENNIS KENT;GUSTAFSON THOMAS JAMES
分类号 A63B63/00;A63B63/04;A63B67/06;(IPC1-7):A63B63/04 主分类号 A63B63/00
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