Document Type and Number:
Japanese Patent JPS5523737
Kind Code:
Y2
Application Number:
JP15225074U
Publication Date:
June 06, 1980
Filing Date:
December 17, 1974
Export Citation:
International Classes:
B30B9/32; B21C23/01; B22D7/00; B22D17/00; B22D18/02; B22D19/00; B30B11/02; (IPC1-7): B22D19/00; B21C23/01; B30B11/02