Document Type and Number:
Japanese Patent JPS5114471
Kind Code:
B2
Application Number:
JP8731771A
Publication Date:
May 10, 1976
Filing Date:
November 02, 1971
Export Citation:
International Classes:
B21D39/06; B21D19/00; B21D39/08; B21D53/02; B23K20/08; B23K28/00; (IPC1-7): B23K28/00; B21D19/00; B21D53/02