Document Type and Number:
Japanese Patent JPS5483351
Kind Code:
U
Application Number:
JP15452877U
Publication Date:
June 13, 1979
Filing Date:
November 16, 1977
Export Citation:
International Classes:
H01J23/10; H01J25/50; (IPC1-7): H01J25/50; H01J23/10
Domestic Patent References:
| JP51055256B |