Document Type and Number:
Japanese Patent JPH03113750
Kind Code:
U
More Like This:
Application Number:
JP2177690U
Publication Date:
November 21, 1991
Filing Date:
March 03, 1990
Export Citation:
International Classes:
B24B31/033; B24B31/12; (IPC1-7): B24B31/12; B24B31/033
Domestic Patent References:
JPH01121161A | 1989-05-12 |