DOPAG

#Natural phenomena #Machines for industry or agriculture, industrial installations, motors, engines, various mechanical appliances #Quadrilaterals #Letters presenting a special form of writing #Drops #Machines for industry and industrial installations (such as for pressing, grinding, mixing, distilling or excavating, including millstones) #Squares #One quadrilateral #Quadrilaterals containing one or more other geometrical figures (specify the content) #Quadrilaterals containing other figurative elements #Quadrilaterals containing one or more letters #Quadrilaterals with dark surfaces or parts of surfaces #Letters underlined, overlined, framed or barred by one or more strokes #Letters in light-coloured characters on a dark background