Document Type and Number:
Japanese Patent JPH02117846
Kind Code:
U
Application Number:
JP2653489U
Publication Date:
September 20, 1990
Filing Date:
March 08, 1989
Export Citation:
International Classes:
B23Q7/00; (IPC1-7): B23Q7/00
Domestic Patent References:
| JPS61249243A | 1986-11-06 |