Document Type and Number:
Japanese Patent JPS5144943
Kind Code:
Y2
Application Number:
JP3074271U
Publication Date:
October 30, 1976
Filing Date:
April 20, 1971
Export Citation:
International Classes:
F24H9/20; G05D23/00; H01H37/04; H01H37/52; (IPC1-7): H01H37/52