Document Type and Number:
Japanese Patent JPH0314365
Kind Code:
B2
Inventors:
KIDO MITSUYASU
CHIBA TOMIO
KUDO HIROYUKI
CHIBA TOMIO
KUDO HIROYUKI
Application Number:
JP19733984A
Publication Date:
February 26, 1991
Filing Date:
September 20, 1984
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G06G7/186; G06G7/184; H03H19/00
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