发明名称 Spa with recessed filter chamber
摘要 A spa or bath is disclosed having a molded shell with a filter cavity molded therein, the cavity being proportioned and arranged to receive a filter, and the cavity further being open inwardly and upwardly of the shell, thereby simplifying removal and insertion of the filter.
申请公布号 USRE35410(E) 申请公布日期 1996.12.31
申请号 US19930077346 申请日期 1993.06.14
申请人 W. W. ADCOCK, INC. 发明人 ADCOCK, CARSON D.;LAUTER, ROBERT
分类号 E04H4/00;E04H4/12;(IPC1-7):A61H33/00 主分类号 E04H4/00
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