Document Type and Number:
Japanese Patent JPS4718372
Kind Code:
Y1
Application Number:
JP8164669U
Publication Date:
June 24, 1972
Filing Date:
August 29, 1969
Export Citation:
International Classes:
(IPC1-7): F24F1/00; F24F5/00; F24F11/00; F25B5/00; F25B49/00