Document Type and Number:
Japanese Patent JPS5333373
Kind Code:
U
Application Number:
JP11466276U
Publication Date:
March 23, 1978
Filing Date:
August 27, 1976
Export Citation:
International Classes:
H01J35/18; (IPC1-7): H01J35/18
Domestic Patent References:
| JPH07888A | 1995-01-06 | |||
| JPS362010Y1 |