Document Type and Number:
Japanese Patent JPH0318869
Kind Code:
Y2
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Application Number:
JP5361983U
Publication Date:
April 22, 1991
Filing Date:
April 11, 1983
Export Citation:
International Classes:
F28D20/00; F28D15/00; F28D15/02; F28D17/00; (IPC1-7): F28D15/02; F28D20/00
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