Document Type and Number:
Japanese Patent JPS633695
Kind Code:
B2
Inventors:
SOGA EIICHI
Application Number:
JP20916681A
Publication Date:
January 25, 1988
Filing Date:
December 25, 1981
Export Citation:
Assignee:
KOSHUHA NETSUREN KK
International Classes:
B23D15/04; B21F11/00; B23D35/00
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