Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE505846ApublicationCriticalpatent/BE505846A/xx
B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
