【纺织；造纸】计算缝线次数的设备【机械工程】缝线计数设备

anti-siphonage device (backsiphonage preventer, anti-vacuum device)

anti-fall device of rotary machinery【矿】

device for measuring nonlinear distortion factor

manual dampening device for laundry article to be pressed (linen)

motorcycle head-lighting device

microfiche management device

photosensitive device for controlling the photosensitive device of cutting-off machines

gripping device for workpieces