Document Type and Number:
Japanese Patent JPS5431985
Kind Code:
U
Application Number:
JP10608677U
Publication Date:
March 02, 1979
Filing Date:
August 08, 1977
Export Citation:
International Classes:
B21D28/34; B21D37/00; B23D15/06; B23D15/08; B23D33/00; B30B7/04; B30B15/02; (IPC1-7): B23D15/06; B21D37/00; B30B15/02