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Document Type and Number:
Japanese Patent JPH02145128
Kind Code:
Application Number:
Publication Date:
December 10, 1990
Filing Date:
May 10, 1989
Export Citation:
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International Classes:
A47B55/00; A47B46/00; A47B77/04; A47B77/14; A47B88/00; (IPC1-7): A47B46/00; A47B55/00

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