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Document Type and Number:
Japanese Patent JPS5256414
Kind Code:
Y2
Application Number:
JP1489572U
Publication Date:
December 20, 1977
Filing Date:
February 07, 1972
Export Citation:
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International Classes:
G05F1/56; G05F1/44; H02M7/155; H02M7/17; (IPC1-7): H02M7/155; G05F1/44



 
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