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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS561358
Kind Code:
U
Application Number:
JP8324279U
Publication Date:
January 08, 1981
Filing Date:
June 18, 1979
Export Citation:
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International Classes:
H01J7/22; H01J7/24; H01J37/18; (IPC1-7): H01J37/18; H01J7/22