Document Type and Number:
Japanese Patent JPS5215176
Kind Code:
Y2
Application Number:
JP5998771U
Publication Date:
April 05, 1977
Filing Date:
July 10, 1971
Export Citation:
International Classes:
H01J7/24; H01J23/00; H01J23/033; H01J25/50; H05B6/64; (IPC1-7): H01J7/24; H01J25/50