Document Type and Number:
Japanese Patent JPS5139276
Kind Code:
Y2
Application Number:
JP8411771U
Publication Date:
September 25, 1976
Filing Date:
September 17, 1971
Export Citation:
International Classes:
B24D15/00; B24B23/04; B24D9/08; B24D15/04; (IPC1-7): B24D15/04; B24B23/04