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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH044094
Kind Code:
U
Application Number:
JP4407690U
Publication Date:
January 14, 1992
Filing Date:
April 26, 1990
Export Citation:
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International Classes:
F26B21/00; D21F5/00; D21F5/18; (IPC1-7): D21F5/00; D21F5/18; F26B21/00



 
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