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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4737001
Kind Code:
U
Application Number:
JP3688571U
Publication Date:
December 23, 1972
Filing Date:
May 11, 1971
Export Citation:
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International Classes:
D06F81/00; A47B35/00; (IPC1-7): A47B35/00



 
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