Gustav Amigo

Gustav Amigo was born in Vienna on 9 April 1879; two of his grandparents were Jewish, the others were not.
He became a precision mechanic and learnt optics. 
In 1906, he married the non-Jewish Marie Katharina Wilhelmine Hasenstab in Nuremberg and they moved to Berlin. Their son Manfred was born there on 19 September 1908. 
Gustav Amigo set up his own business with a vending machine shop in Ritterstraße, around 1920 he developed a film camera for a 38 mm film in a wooden housing, later he shifted his focus to the production of loudspeakers. He presented the Amigo-Horn funnel loudspeaker at the 1926 radio exhibition.
His company moved to Fürstenstraße 3, and he lived with his family first in Brandenburgstraße (now Lobeckstraße) and from 1933 in Dahlem in the house at Bitterstraße 3a, which he also owned. 
His son Manfred traded in car accessories and officially took over the business at the end of the 1930s, but Gustav Amigo came to the factory every day by train from Dahlem, hung his coat with the Jewish star in the wardrobe and went about his projects. During the Second World War, the company had around 20 employees and manufactured metal parts essential to the war effort as a supplier for Siemens and Askania. 
Gustav Amigo was arrested in the summer of 1942, interned in the Wuhlheide labour education camp and shot on 18 August 1942. 
His widow and son emigrated to England.