Elgin Watch Co. Grade 156 - 16-Size, Model 6, 21 Jewels, c.1909, Serial No. 13504069. The Elgin Grade 156 represents one of the finest 16-Size watches offered by the Elgin.
As we close out the study of Charles P. Corliss, we take a look at the evolution of his patented stem winding and setting designs. From the 1885 patented design.
Until 1888, all 16-Size grades offered by the Elgin National Watch Company were exclusively lever-set. As the market began trending toward the convenience of pendant-set watches, Elgin responded with the.
As master model maker at the Elgin National Watch Company, Charles P. Corliss worked on a variety of prototypes and experimental pieces. A patent issued to Corliss in April 1886.
In addition to patents received for stem winding/setting innovations, Charles P. Corliss also created a patented snap-ring dial that could be arranged in such a way as to allow the.
Charles P. Corliss was awarded four distinct U.S. patents for stem winding/setting mechanisms he created while model maker at the Elgin National Watch Company. Recently, we inspected the mechanism that.
