Document Type and Number:
Japanese Patent JPH0474142
Kind Code:
B2
Application Number:
JP20557886A
Publication Date:
November 25, 1992
Filing Date:
September 01, 1986
Export Citation:
International Classes:
B23Q5/34; B23Q5/32; B23Q27/00; B24B3/06
Next Patent: JPH0474143