Document Type and Number:
Japanese Patent JPS52166739
Kind Code:
U
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Application Number:
JP7506776U
Publication Date:
December 17, 1977
Filing Date:
June 11, 1976
Export Citation:
International Classes:
H02H11/00; H01H9/54; H02H7/20; (IPC1-7): H01H9/54; H02H7/20