Document Type and Number:
Japanese Patent JPS6148242
Kind Code:
B2
Inventors:
NAGAOKA YUKIO
Application Number:
JP13883480A
Publication Date:
October 23, 1986
Filing Date:
October 06, 1980
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B65H81/00; H01F41/06
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