发明名称 Golf ball retrievers
摘要 This invention relates to a device for retrieving golf balls comprising in combination a tapered receptacle and a vacuum pump whereby a golf ball can be forced into and retained by the receptacle by direct pressure or by the use of vacuum and can be released by operation of the vacuum pump lever.
申请公布号 US4021068(A) 申请公布日期 1977.05.03
申请号 US19760660481 申请日期 1976.02.23
申请人 PIAZZA, ANTHONY F. 发明人 PIAZZA, ANTHONY F.
分类号 A63B47/02;(IPC1-7):B66C1/02 主分类号 A63B47/02
代理机构 代理人
主权项
地址