Document Type and Number:
Japanese Patent JPS5138112
Kind Code:
B2
Application Number:
JP8928871A
Publication Date:
October 20, 1976
Filing Date:
November 09, 1971
Export Citation:
International Classes:
B23P23/04; B21D5/02; B21D37/00; B23D15/08; B23D33/08; B23D35/00; (IPC1-7): B23D35/00; B21D37/00