A perfect procedure, with its corresponding device, for the determination of the acidity of the wines and similar (Machine-translation by Google Translate, not legally binding)

摘要

Process perfected with its corresponding device for the determination of the acidity of wines and the like, characterized in that the degree of acidity is obtained by direct reading on a graphical scale belonging to a single production unit constituted by elements rigidly joined to each other. (Machine-translation by Google Translate, not legally binding)