Document Type and Number:
Japanese Patent JPS5641381
Kind Code:
U
Application Number:
JP12013579U
Publication Date:
April 16, 1981
Filing Date:
August 31, 1979
Export Citation:
International Classes:
G08B21/00; E05B17/00; E05B45/06; E05B45/14; G08B13/02; G08B13/08; (IPC1-7): G08B13/02; E05B17/00; E05B45/06; G08B21/00