Document Type and Number:
Japanese Patent JPH0468050
Kind Code:
B2
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Inventors:
UEDA YOSHIMITSU
Application Number:
JP766185A
Publication Date:
October 30, 1992
Filing Date:
January 17, 1985
Export Citation:
Assignee:
TOYO EKOO KK
International Classes:
B21D33/00; B21D13/04; B21D31/00
Next Patent: JPH0468051