Document Type and Number:
Japanese Patent JPS5634855
Kind Code:
U
Application Number:
JP11839979U
Publication Date:
April 04, 1981
Filing Date:
August 27, 1979
Export Citation:
International Classes:
B22D11/12; C21D1/00; F27D1/18; (IPC1-7): C21D1/00; B22D11/12; F27D1/18