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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0137674
Kind Code:
Y2
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JP3236351Ball classifier
Application Number:
JP2958984U
Publication Date:
November 13, 1989
Filing Date:
March 01, 1984
Export Citation:
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International Classes:
A63H33/00; G09B19/10; (IPC1-7): A63H33/00



 
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