Document Type and Number:
Japanese Patent JPS4211411
Kind Code:
Y1
Application Number:
JP4676965U
Publication Date:
June 26, 1967
Filing Date:
June 11, 1965
Export Citation:
International Classes:
G03B15/05; H05B41/30; H05B41/34; (IPC1-7): H05B41/30; G03B15/05