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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0444694
Kind Code:
U
Application Number:
JP8689590U
Publication Date:
April 15, 1992
Filing Date:
August 20, 1990
Export Citation:
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International Classes:
A47B23/00; G10B3/00; (IPC1-7): G10B3/00; A47B23/00



 
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