Julius Kahn was an American engineer, industrialist, and manufacturer. He was the inventor of the Kahn system, a reinforced concrete engineering technique for building construction. The Kahn system, which he patented in 1903, was used worldwide for housing, factories, offices and industrial buildings. He formed his own company, Trussed Concrete Steel Company, as a manufacturing source for his inventions. He also founded United Steel Company and was chairman of Truscon Laboratories.
Julius Kahn (inventor)
University of Michigan (Ann Arbor) Engineering Building (1905)
The Albert Kahn Building in Detroit, where Julius worked in fabrication designs
The Kahn family, 1921
Truscon Laboratories was a research and development chemical laboratory of the Trussed Concrete Steel Company ("Truscon") of Detroit, Michigan. It made waterproofing liquid chemical products that went into or on cement and plaster. The products goals were to provide damp-proofing and waterproofing finishing for concrete and Truscon steel to guard against disintegrating action of water and air.
Truscon laboratories trademark
Truscon laboratories slogan
Scientific American advertisement 1911
Truscon Bar-ox coating brochure