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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6336599
Kind Code:
Y2
Application Number:
JP2616383U
Publication Date:
September 28, 1988
Filing Date:
February 24, 1983
Export Citation:
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International Classes:
H01J7/24; H01J7/26; H01J29/89; H01J31/10; (IPC1-7): H01J7/26; H01J29/89