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Patent Searching and Data

Document Type and Number:
Japanese Patent JPH043031
Kind Code:
Application Number:
Publication Date:
January 13, 1992
Filing Date:
April 25, 1990
Export Citation:
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International Classes:
A47B1/04; A47B5/04; A47B13/10; A47B46/00; A47B77/10; A47B83/04; (IPC1-7): A47B46/00; A47B1/04; A47B5/04; A47B13/10; A47B77/10; A47B83/04

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