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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS51129444
Kind Code:
U
Application Number:
JP4728775U
Publication Date:
October 19, 1976
Filing Date:
April 07, 1975
Export Citation:
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International Classes:
H01J23/40; H01J23/14; (IPC1-7): H01J23/14
Domestic Patent References:
JPS5328364U1978-03-10