Eidgenössische Konstruktionswerkstätte

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August Haefeli was chief engineer of new aircraft department. He'd previously worked for Farman and Aerowerke Gustav Otto.

Produced Airco de Havilland pusher and tractor aircraft used for reconnaissance and training and, later, as mail carriers; factory rundown by 1927.

Haefeli was also called designer in some sources.

Through 1919, built Haefeli designs including six DH-1 pushers, 110 DH-3 2-seat tractors, and 60 DH-5. Continued building Haefeli designs until at least 1928. Continued building Fokker and other designs until at least 1939.

This one is not listed in SD.


Names Eidgenössische Konstruktionswerkstätte, Eidgenossisches Konstruktions Werkstatte, Eidgenossiche Konstruktions Werkstatte
Country Switzerland
City Thun
Started aero 1914 or 1915
Ended aero 1927? 1936?
Key people August Haefeli
Wikidata id