Document Type and Number:
Japanese Patent JPS5142930
Kind Code:
A
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Inventors:
TOKUNAGA KIICHI
MAEDA TAKEO
MAEDA TAKEO
Application Number:
JP11549974A
Publication Date:
April 12, 1976
Filing Date:
October 09, 1974
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H02M7/48; (IPC1-7): H02M7/48; H02P13/20