发明名称 Gyroscopic toy
摘要 A battery driven toy top containing a motor rotated flywheel enclosed in a domed housing. The top may be spun on either the dome or preferably on the opposite end of the tubular housing and contains noise generators and flashing lights controlled by a novel centrifugal switch.
申请公布号 US4713039(A) 申请公布日期 1987.12.15
申请号 US19860909170 申请日期 1986.09.19
申请人 WONG & BIBAOCO 发明人 WONG, RAYMOND
分类号 A63H1/00;A63H1/24;A63H1/26;(IPC1-7):A63H33/26 主分类号 A63H1/00
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