Reinhard Mannesmann ‘s photografic portrait
Reinhard Mannesmann was a german engineer and designer. He designed with his brother Max a rolling mill that could manufacture seamless steel pipes. Mannesmann company had become a leading manufacturer of steel tubing and by the 1930s emerged as one of the six giant iron and steel works of the Ruhr.
Who-is-Who in MMS, History of machines, history of mechanical engineering, machine design, , engineer, designer, inventor