Document Type and Number:
Japanese Patent JPH0110107
Kind Code:
Y2
Application Number:
JP1797984U
Publication Date:
March 22, 1989
Filing Date:
February 10, 1984
Export Citation:
International Classes:
B21D28/00; B21D24/16; B21D28/14; B23D35/00; (IPC1-7): B21D28/00; B21D24/16; B23D35/00
Next Patent: JPH0110108