Document Type and Number:
Japanese Patent JPS63103956
Kind Code:
U
Application Number:
JP20398886U
Publication Date:
July 06, 1988
Filing Date:
December 24, 1986
Export Citation:
International Classes:
B24B57/02; (IPC1-7): B24B57/02
Domestic Patent References:
| JPS5988223A | 1984-05-22 | |||
| JPS4723276A | ||||
| JPS61189837A | 1986-08-23 |