Document Type and Number:
Japanese Patent JPH0247856
Kind Code:
Y2
Application Number:
JP20218986U
Publication Date:
December 17, 1990
Filing Date:
December 27, 1986
Export Citation:
International Classes:
A47B97/00; A47B87/00; A47B91/00; A47B91/02; (IPC1-7): A47B87/00; A47B97/00
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