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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS473899
Kind Code:
U
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Application Number:
JP445271U
Publication Date:
September 07, 1972
Filing Date:
February 01, 1971
Export Citation:
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International Classes:
A63H18/14; A63J21/00; (IPC1-7): A63J21/00; A63H18/14