Document Type and Number:
Japanese Patent JPS63154700
Kind Code:
U
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Application Number:
JP4477687U
Publication Date:
October 11, 1988
Filing Date:
March 26, 1987
Export Citation:
International Classes:
D21F1/48; D21F3/02; D21F9/02; (IPC1-7): D21F1/48; D21F3/02