Document Type and Number:
Japanese Patent JPS4518771
Kind Code:
Y1
Application Number:
JP3016867U
Publication Date:
July 30, 1970
Filing Date:
December 28, 1967
Export Citation:
International Classes:
(IPC1-7): F25D23/00; F25B39/00; F25B39/04; G05D23/20; G05D23/275; G05D23/30