Document Type and Number:
Japanese Patent JPH0469009
Kind Code:
B2
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Inventors:
SUGIO EIJI
NAKAMURA MASAHITO
NAKAMURA MASAHITO
Application Number:
JP5079185A
Publication Date:
November 05, 1992
Filing Date:
March 13, 1985
Export Citation:
Assignee:
SHOWA ALUMINIUM CO LTD
International Classes:
B21C25/02
Next Patent: HIGH VOLTAGE GROUND RELAY SYSTEM