Document Type and Number:
Japanese Patent JPS4944835
Kind Code:
U
Application Number:
JP8928572U
Publication Date:
April 19, 1974
Filing Date:
July 29, 1972
Export Citation:
International Classes:
B26D9/00; B21C43/00; B23P23/00; B23P23/04; B23P23/06; (IPC1-7): B23P23/00