Document Type and Number:
Japanese Patent JPS4981242
Kind Code:
U
Application Number:
JP12565772U
Publication Date:
July 13, 1974
Filing Date:
October 31, 1972
Export Citation:
International Classes:
G08B5/00; G08B5/36; G08B21/00; H05B3/00; (IPC1-7): H05B3/00; G08B5/36