Document Type and Number:
Japanese Patent JPS5295353
Kind Code:
U
Application Number:
JP334276U
Publication Date:
July 16, 1977
Filing Date:
January 16, 1976
Export Citation:
International Classes:
H01J31/20; H01J29/02; H01J29/07; (IPC1-7): H01J29/07; H01J29/02
Domestic Patent References:
| JP48056956B | ||||
| JP49141754B | ||||
| JPS5093080A | 1975-07-24 | |||
| JPS4924218U | 1974-03-01 | |||
| JPS4838054A | 1973-06-05 |
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