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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS61123458
Kind Code:
U
Application Number:
JP681985U
Publication Date:
August 04, 1986
Filing Date:
January 23, 1985
Export Citation:
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International Classes:
H01J37/20; H01J37/305; (IPC1-7): H01J37/20; H01J37/305