Document Type and Number:
Japanese Patent JPH0480763
Kind Code:
B2
Inventors:
OOTA KOJIRO
Application Number:
JP12962284A
Publication Date:
December 21, 1992
Filing Date:
June 22, 1984
Export Citation:
Assignee:
KITAGAWA IRON WORKS CO
International Classes:
B23B31/30; F16L39/04; F16L55/027
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