Document Type and Number:
Japanese Patent JPH01101705
Kind Code:
U
Application Number:
JP20139687U
Publication Date:
July 10, 1989
Filing Date:
December 28, 1987
Export Citation:
International Classes:
B23B27/20; (IPC1-7): B23B27/20
Domestic Patent References:
| JPS6144601A | 1986-03-04 |