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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS646112
Kind Code:
Y2
Application Number:
JP7021184U
Publication Date:
February 16, 1989
Filing Date:
May 14, 1984
Export Citation:
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International Classes:
A47B81/00; A47B46/00; A47B88/00; A47B88/04; (IPC1-7): A47B46/00; A47B88/00; A47B88/04