 The main product was railway cars, with the first being produced in 1874.After Wincentz's retirement the Ihlen family retained ownership of the company, with Nils Claus taking over the works in 1883, changing the name to Strømmens Værksted, and his sons Joakim and Alf Ihlen in 1908, who transformed it to a limited company.He died in 1892 in Kristiania.