Document Type and Number:
Japanese Patent JPS4948751
Kind Code:
U
Application Number:
JP9059472U
Publication Date:
April 27, 1974
Filing Date:
August 01, 1972
Export Citation:
International Classes:
F28F23/02; F24F5/00; F28D17/00; F28D20/00; F28F23/00; (IPC1-7): F28D17/00; F24F5/00; F28F23/02