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Document Type and Number:
Japanese Patent JPS63138146
Kind Code:
Application Number:
Publication Date:
September 12, 1988
Filing Date:
March 05, 1987
Export Citation:
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International Classes:
A47B53/00; A47B46/00; A47B65/00; (IPC1-7): A47B65/00; A47B46/00

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