Document Type and Number:
Japanese Patent JPS5220918
Kind Code:
Y2
Application Number:
JP4067472U
Publication Date:
May 13, 1977
Filing Date:
April 06, 1972
Export Citation:
International Classes:
F24H3/04; F24C7/06; (IPC1-7): F24C7/06
Previous Patent: JPS5220917
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