Document Type and Number:
Japanese Patent JPS62146505
Kind Code:
U
Application Number:
JP3238086U
Publication Date:
September 16, 1987
Filing Date:
March 06, 1986
Export Citation:
International Classes:
B21B17/02; B21B17/04; B21B19/04; B21B19/06; B21B23/00; (IPC1-7): B21B17/04