Document Type and Number:
Japanese Patent JPS5414735
Kind Code:
Y2
Application Number:
JP9147273U
Publication Date:
June 16, 1979
Filing Date:
August 01, 1973
Export Citation:
International Classes:
B21D43/10; B21H3/00; B21H9/02; B21K1/44; B21K27/00; B23Q7/04; B30B15/30; (IPC1-7): B21H9/02