Document Type and Number:
Japanese Patent JPS637858
Kind Code:
B2
Inventors:
KOHAMA MASAYUKI
WAKABAYASHI TATSURO
WAKABAYASHI TATSURO
Application Number:
JP12377682A
Publication Date:
February 18, 1988
Filing Date:
July 17, 1982
Export Citation:
Assignee:
OILES INDUSTRY CO LTD
International Classes:
B21D28/14; B21D28/02; B21D28/16; B23P9/00