Document Type and Number:
Japanese Patent JPS5218742
Kind Code:
Y2
Application Number:
JP5212073U
Publication Date:
April 27, 1977
Filing Date:
May 01, 1973
Export Citation:
International Classes:
F28F9/02; F25D1/02; F28D1/04; F28D3/02; F28D5/00; (IPC1-7): F28D5/00; F28D1/04