Collet and Engelhard
Collet and Engelhard GmbH of offenbach, Germany.
Founded in 1862 Otto Engelhard and Anton Collet. They had worked as engineers at Sharpe in England [1]. 'Sharpe' was Sharp, Stewart and Co.
The first machines were obtained from England. Initially, in addition to machine tool construction, the company also started manufacturing Giffard injectors, which until then had only been manufactured by Sharp, Stewart & Co. In the first few years.[2]