PINCH ARM DRIVING APPARATUS FOR AUTO REVERSE CASSETTE RECORDER
申请公布号:KR1019940007619(B1)
申请号:KR1019920017048
申请日期:1992.09.18
申请公布日期:1994.08.22
THIN FILM TRANSISTOR AND MANUFACTURE OF THE SAME
EQUIPMENT FOR MANUFACTURING TOWN GAS
LASER DEVICE FOR SEPARATING ISOTOPE
(A) ;PYRIDAZINONES HAVING INSECTICIDE AND TICKICIDE ACTIVITY
LATHE WITH TOOL GRINDING DEVICE
GRINDING METHOD BY MEANS OF GRINDING WHEEL
MOLDING MACHINE WITH AUTOMATIC TAKING-OUT DEVICE FOR MOLDED PRODUCT
COATING METHOD FOR INSIDE FACE OF PIPE AND COATING MATERIAL THEREFOR
METHOD AND DEVICE FOR FORMING HOLE IN WORK