Patents & Innovations
Pictured: Celluloid Keystone Locomotive Watch Dial from the Keystone Watch Company Another variation of the celluloid dials produced by the Keystone Watch Company features the front of a locomotive enclosed.
Pictured: Edge of Celluloid Watch Dials from the Keystone Watch Company Showing Paper Substrate Despite the failure of Abraham Bitner’s patented paper dial at the Lancaster Watch Company during the.

Pictured: Closeup Details of Elgin National Watch Company “Masonic, Knights Templar” Society Dial No. 1117, c.1890s. In August 1889, the Elgin National Watch Company introduced a line of society and.
Pictured: Elgin National Watch Company “Odd Fellows, Initiatory Degree to Patriarchs Militant” Society Dial No. 1130, c. 1890s. On December 30, 1884, Henry Abbott, a leading innovator in the American.
Pictured: Backs of Ferguson Dials with Swiss Style Codes. [Various Images Courtesy of Jones & Horan Auctions] Shortly after the Ferguson Dial Company was organized by Louis Buck Ferguson, dials.
Pictured: “Ferguson Railroad Dial” Advertisement, The Jewelers’ Circular Weekly, November 5, 1913 The Ferguson Dial Company fervently advertised the patented “Ferguson Railroad Dial” in the early 1910s, especially in railroad.
