Document Type and Number:
Japanese Patent JPH0160728
Kind Code:
U
Application Number:
JP15612987U
Publication Date:
April 18, 1989
Filing Date:
October 14, 1987
Export Citation:
International Classes:
B21D43/00; B21D43/16; (IPC1-7): B21D43/00; B21D43/16
Next Patent: JPH0160729