Document Type and Number:
Japanese Patent JPS5281436
Kind Code:
U
Application Number:
JP16900175U
Publication Date:
June 17, 1977
Filing Date:
December 15, 1975
Export Citation:
International Classes:
B23Q3/06; B21D37/00; B21D37/14; B23B31/00; B30B15/02; (IPC1-7): B21D37/00; B23B31/00; B30B15/02