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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5642929
Kind Code:
Y2
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Application Number:
JP10867277U
Publication Date:
October 07, 1981
Filing Date:
August 11, 1977
Export Citation:
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International Classes:
H01J29/00; H01J9/00; H01J29/76; H01J29/82; (IPC1-7): H01J9/00; H01J29/76



 
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