DescriptionMixing shaker marked Cocomalt. Issued by the R.B. Davis, Company, Hoboken, N.J. No date, circa 1940-1950. Spun plain aluminum shaker with lid (cap stamped with Cocomalt logo); 3-1/2" diameter x 7-1/8" high. Bright finish. Product issued by the Davis Company who made Cocomalt in Hoboken. Item was for mixing the powdered drink with milk. Operates in the same way as a cocktail mixer. Date of issue is an estimation and it could be either earlier or later.