Document Type and Number:
Japanese Patent JPS6311115
Kind Code:
U
Application Number:
JP10221086U
Publication Date:
January 25, 1988
Filing Date:
July 02, 1986
Export Citation:
International Classes:
B21C47/00; B21C47/26; B23D31/02; B23D33/00; (IPC1-7): B21C47/26; B21C47/00; B23D31/02; B23D33/00