<Tr> <Th> Headquarters </Th> <Td> Sidney, Ohio, US </Td> </Tr> <Tr> <Th> Brands </Th> <Td> Magnalite, Wagner Ware, National, Long Life, Wardway and Ward's Cast Iron </Td> </Tr> <P> The Wagner Manufacturing Company was a family - owned manufacturer of cast iron and aluminum products based in Sidney, Ohio, US . It made products for domestic use such as frying pans, casseroles, kettles and baking trays, and also made metal products other than cookware . Wagner was active between 1891 and 1952, and at one time dominated the cookware market, selling in Europe and the US . The purchasers of the company in 1952 continued the brand, and Wagner products are still manufactured today . The original items are prized by collectors . </P> <P> The Wagner Manufacturing Company was founded by the brothers Milton M. and Bernard P. Wagner in Sidney, Shelby County, Ohio . The architect Joseph Altenbach started construction of the Wagner manufacturing complex in 1890 . He was a friend of the family head Mathias Wagner, and was responsible for many of the major buildings in Sidney during that period . The company was incorporated in 1891 . The principal owners were Bernard, Milton, Louis, and William Wagner . The brothers were joined by R.O. Bingham, who had in the past worked at the Marion Stove Works and the Sidney Manufacturing Company, who became superintendent of the company . </P>

When did wagner ware go out of business