Document Type and Number:
Japanese Patent JPS5227433
Kind Code:
Y2
Application Number:
JP2794372U
Publication Date:
June 22, 1977
Filing Date:
March 09, 1972
Export Citation:
International Classes:
B23D55/04; B23D53/00; B23D53/04; B23Q7/00; (IPC1-7): B23D55/04