- Bezeichnung: Armbandkompass AK 39
- Anforderungszeichen: Fl.23235
- Baumuster: AK 39, 1.Modell, 2.Version
- Hersteller: Instrumentenfabrik Kadlec, Prag
- Baujahr: ca. 1944
- Verwendung: als Notkompass bei Instrumentenausfall, zum Navigieren nach Landung in unbekanntem Gelände
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