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Document Type and Number:
Japanese Patent JPS623199
Kind Code:
Y2
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JP2019217006EDUCATIONAL TOY CAPABLE OF LEARNING FROM FAILURE USING ROLLING TOY
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Application Number:
JP3559880U
Publication Date:
January 24, 1987
Filing Date:
March 18, 1980
Export Citation:
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International Classes:
A63H18/02; A63H18/14; A63H29/20; A63H31/08; (IPC1-7): A63H18/14; A63H18/02; A63H29/20



 
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