Document Type and Number:
Japanese Patent JPS5754905
Kind Code:
Y2
Application Number:
JP10176777U
Publication Date:
November 27, 1982
Filing Date:
July 28, 1977
Export Citation:
International Classes:
B21H7/00; B21J1/02; B21J13/02; B21J13/08; (IPC1-7): B21J13/08; B21J1/02; B21J13/02