发明名称 Ball pickup apparatus
摘要 A tennis ball retrieval system comprises a removable cap which is preferably sized to fit a standard tennis ball container. The cap has an opening and an inwardly projecting flange for effectively reducing the opening to less than the diameter of a standard tennis ball. The apparatus preferably also includes tennis ball containers having a standard diameter but being capable of containing more than three tennis balls, or having grooves to allow the container to be connected to a like container with a connecting member, or both. Additionally, a strap can be included which allows the container to be carried on one's shoulder.
申请公布号 US5292161(A) 申请公布日期 1994.03.08
申请号 US19910783986 申请日期 1991.10.29
申请人 GREEN, PETER F. 发明人 GREEN, PETER F.
分类号 A63B47/02;(IPC1-7):B63B47/02;B65D85/00 主分类号 A63B47/02
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