Document Type and Number:
Japanese Patent JPS6317548
Kind Code:
Y2
Application Number:
JP13314284U
Publication Date:
May 18, 1988
Filing Date:
August 31, 1984
Export Citation:
International Classes:
B23D35/00; B21J13/06; B21K27/06; (IPC1-7): B21K27/06; B23D35/00