Document Type and Number:
Japanese Patent JPS5111117
Kind Code:
Y2
Application Number:
JP7939271U
Publication Date:
March 25, 1976
Filing Date:
September 03, 1971
Export Citation:
International Classes:
B24B21/00; B24B21/02; B24B37/02; B24D15/00; B24D15/04; (IPC1-7): B24B21/02; B24B37/02; B24D15/04