Document Type and Number:
Japanese Patent JPS5733819
Kind Code:
B2
More Like This:
Application Number:
JP5485576A
Publication Date:
July 19, 1982
Filing Date:
May 14, 1976
Export Citation:
International Classes:
H01J23/027; H01J23/16; H01J23/20; H01J25/00; H01J25/36