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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01127160
Kind Code:
U
Application Number:
JP2363788U
Publication Date:
August 30, 1989
Filing Date:
February 23, 1988
Export Citation:
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International Classes:
H01J29/89; H01J7/26; H01J31/10; (IPC1-7): H01J7/26; H01J29/89; H01J31/10