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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5474059
Kind Code:
U
Application Number:
JP14800277U
Publication Date:
May 26, 1979
Filing Date:
November 04, 1977
Export Citation:
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International Classes:
H01J23/04; H01J23/11; H01J23/12; H01J23/14; H01J23/15; H01J25/50; (IPC1-7): H01J25/50; H01J23/04; H01J23/11; H01J23/14
Domestic Patent References:
JP50129062B
JPS5242346A1977-04-01