Document Type and Number:
Japanese Patent JPS63161643
Kind Code:
U
Application Number:
JP20329586U
Publication Date:
October 21, 1988
Filing Date:
December 27, 1986
Export Citation:
International Classes:
B23Q7/04; B23D63/14; B24B3/46; (IPC1-7): B23Q7/04; B23D63/14; B24B3/46