Document Type and Number:
Japanese Patent JPH0254175
Kind Code:
B2
Inventors:
HAKOISHI KOICHI
Application Number:
JP16042883A
Publication Date:
November 20, 1990
Filing Date:
September 02, 1983
Export Citation:
Assignee:
FUJI VALVE
International Classes:
B21D53/10; B21D31/00; B21D53/26
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