Document Type and Number:
Japanese Patent JPS5223758
Kind Code:
U
Application Number:
JP11013075U
Publication Date:
February 19, 1977
Filing Date:
August 09, 1975
Export Citation:
International Classes:
F28F13/18; F28D3/02; F28F1/12; (IPC1-7): F28D3/02; F28F1/12; F28F13/18
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