Document Type and Number:
Japanese Patent JPS5473306
Kind Code:
U
Application Number:
JP14650877U
Publication Date:
May 24, 1979
Filing Date:
November 01, 1977
Export Citation:
International Classes:
C21D9/50; C21D1/42; C21D9/08; (IPC1-7): C21D1/42; C21D9/08