Document Type and Number:
Japanese Patent JPS5318423
Kind Code:
Y2
Application Number:
JP1105273U
Publication Date:
May 17, 1978
Filing Date:
January 24, 1973
Export Citation:
International Classes:
B23K7/10; B23K7/00; B23K31/00; (IPC1-7): B23K7/02; B23K31/00