Document Type and Number:
Japanese Patent JPH0461845
Kind Code:
U
Application Number:
JP10462290U
Publication Date:
May 27, 1992
Filing Date:
October 04, 1990
Export Citation:
International Classes:
H01J23/16; H01J25/42; (IPC1-7): H01J25/42; H01J23/16
Domestic Patent References:
| JPH0224444B2 | 1990-05-29 |
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