Document Type and Number:
Japanese Patent JPS52162211
Kind Code:
U
Application Number:
JP7239576U
Publication Date:
December 08, 1977
Filing Date:
June 03, 1976
Export Citation:
International Classes:
B21B39/00; B61F9/00; B61G11/10; B61J3/00; B61J3/02; C21D1/00; (IPC1-7): C21D1/00; B61F9/00; B61J3/00