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Even when French polished, the Anthony & Scovill Co. for patent infringement, and won the case in 1913, receiving five million dollars in the following year. The era of the amateur hobbyist photographer was finish does not approach the smoothness of the American Optical product. should have been viable during the introduction of roll film cameras, since they had purchased the Goodwin Roll Film Patent, a vaguely worded patent of flexible photographic film on a roll. had been producing roll film since 1889 the Kodak roll film cameras came to dominate the industry. But the damage had been done- Anthony & Scovill was now a minor player in a photographic industry where Kodak ruled. ANSCO may not even have manufactured view cameras at all - they are absent from ANSCO catalogs.By 1860, Peck had withdrawn from the business, and Scovill Mfg. A camera varnish finish, often applied in one coat, displays a constant thickness whether on the surface or in the pores.

Upon the introduction of photography to the United States in the late 1830's, Scovill was immediately capable of the manufacture of the silver-plated copper sheets required for the Daguerrotype photographic process. The John Stock factory made the camera boxes and other wooden items and parts, and the Harrison factory concentrated on the lenses. The final polish is achieved by a light application of another rag charged with solvent (ethanol) only.

During this time, view cameras were manufactured, but all marked Agfa-Ansco up to the Second World War. The company was sold to American investors as enemy assets in the 1960s.

It has been noted that cameras marked "American Optical" generally are made and finished better than cameras marked "Scovill".

was founded in 1802, producing non-ferrous, mainly brass and copper, items for the rapidly expanding economy of the industrial revolution. Until 1889, cameras manufactured at the American Optical factories were marked as such: American Optical Co., Scovill Mfg. American Optical cameras have either a German Silver-plated brass label, or their identity stamped into the wood.

It produced camera apparatus or boxes (using Scovill's brass hardware, of course), union cases (the cases for finished Daguerrotypes, and other photographic materials. It was incorporated in 1866, also as the American Optical Co., combining with or having purchased the partnership of the John Stock Camera Mfg. They were finished using varnish or black paint (called ebonized finish in the trade, which must have caused a lot of laughter among camera salesmen).

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