Document Type and Number:
Japanese Patent JPS5552867
Kind Code:
U
Application Number:
JP13660178U
Publication Date:
April 09, 1980
Filing Date:
October 04, 1978
Export Citation:
International Classes:
G04C3/00; G04G17/04; G04G99/00; H05K1/18; H05K3/32; (IPC1-7): H05K1/18; G04C3/00; G04G1/00; H05K3/32