Document Type and Number:
Japanese Patent JPS5231513
Kind Code:
Y2
Application Number:
JP1031473U
Publication Date:
July 18, 1977
Filing Date:
January 24, 1973
Export Citation:
International Classes:
B24D9/08; B24D9/10; B24D13/14; B24D99/00; (IPC1-7): B24D13/14