Document Type and Number:
Japanese Patent JPS5612767
Kind Code:
Y2
Application Number:
JP678674U
Publication Date:
March 24, 1981
Filing Date:
January 11, 1974
Export Citation:
International Classes:
H01J7/24; H01F7/00; H01F7/02; H01J23/00; (IPC1-7): H01J23/00; H01F7/00
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