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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5645331
Kind Code:
U
Application Number:
JP12902079U
Publication Date:
April 23, 1981
Filing Date:
September 17, 1979
Export Citation:
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International Classes:
D06F81/02; A47B3/091; (IPC1-7): A47B3/091; D06F81/02