Document Type and Number:
Japanese Patent JPH0247393
Kind Code:
Y2
Application Number:
JP11055783U
Publication Date:
December 13, 1990
Filing Date:
July 16, 1983
Export Citation:
International Classes:
F28D1/06; F24H1/00; F28D17/00; (IPC1-7): F24H1/00
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