Document Type and Number:
Japanese Patent JPS5532648
Kind Code:
Y2
Application Number:
JP14518877U
Publication Date:
August 04, 1980
Filing Date:
October 28, 1977
Export Citation:
International Classes:
B21B31/07; B21B35/14; F16D1/02; (IPC1-7): B21B35/14; B21B31/07; F16D1/02