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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4728136
Kind Code:
U
Application Number:
JP2763971U
Publication Date:
November 30, 1972
Filing Date:
April 12, 1971
Export Citation:
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International Classes:
A43B23/08; A43B9/00; A43B23/02; (IPC1-7): A43B23/02; A43B9/00



 
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