[1881 - 1951]
Taught in Bremen – worked for Siemens
In 1904 patented telemobiloscope ‘an obstacle detector and ship navigation device’ – was largely ignored – but was the forerunner of radar – founded Telemobiloscop-Gesellschaft Huelsmeyer und Mannheim – could not overcome Marconi’s hold of the naval market – on display at the Deutsches Museum in Munich