发明名称 Method and apparatus for positioning a billiard game rack
摘要 Apparatus for cooperation with an associated billiard table which includes first and second laser apparatus for producing respective first and second laser spots, a rack for positioning a plurality of balls confined within said rack. The rack has first and second indicia thereon and a support carrying said first and second laser apparatus in spaced relationship. The support may be dimensioned and configured to permit adjustment thereof to align respectively said first and second laser spots with respectively said first and second indicia when said rack is in a predetermined location on the associated billiard table.
申请公布号 US7165332(B2) 申请公布日期 2007.01.23
申请号 US20040925741 申请日期 2004.08.24
申请人 MCGRAIL PETER;COUTURE KEN 发明人 MCGRAIL PETER;COUTURE KEN
分类号 A63D15/00;G01C15/00 主分类号 A63D15/00
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