Document Type and Number:
Japanese Patent JPS52128621
Kind Code:
U
Application Number:
JP3584576U
Publication Date:
September 30, 1977
Filing Date:
March 26, 1976
Export Citation:
International Classes:
B21C47/32; B21C47/28; B65H19/28; B65H75/28; (IPC1-7): B65H75/28; B21C47/28