Document Type and Number:
Japanese Patent JPH0478365
Kind Code:
B2
Inventors:
FUTAMURA SHOJI
Application Number:
JP17902884A
Publication Date:
December 11, 1992
Filing Date:
August 28, 1984
Export Citation:
Assignee:
HODEN SEIMITSU KAKO KENKYUSHO KK
International Classes:
B21C25/10; B23H9/00; B23P15/24