2 1/4″ high x 1 1/2″ wide. 1 Dial. Steel. Chrome plated. “DIALOC” is stamped on the obverse of the case at 6 o’clock. “MADE IN USA PAT NO 2047102” is stamped on the reverse of the case at 6 o’clock. The patent was assigned to the Haymaker Lock Co., however the padlock was actually manufactured by the Dialoc Corp. of America. Patent # 2047102.