Document Type and Number:
Japanese Patent JPS5314423
Kind Code:
U
Application Number:
JP9504676U
Publication Date:
February 06, 1978
Filing Date:
July 19, 1976
Export Citation:
International Classes:
H01J31/46; H01J29/92; (IPC1-7): H01J31/46; H01J29/92
Domestic Patent References:
| JP30000622A | ||||
| JP30002780A | ||||
| JP52077960B |