Intelligence-enhancing balance toy

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Bibliographic Details
Main Author SHI, GUANG-SHENG
Format Patent
LanguageChinese
English
Published 21.11.1997
Subjects
AMUSEMENTS
GAMES
HUMAN NECESSITIES
SPORTS
TOYS, e.g. TOPS, DOLLS, HOOPS, BUILDING BLOCKS
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Bibliography:Application Number: TW19970210860U