- Bezeichnung: Handkammer Hk 12 / 7×9
- Anforderungszeichen: Fl.38004-1
- Gerät-Nr.: 135-1A-2
- Baumuster: Hk 12 / 7×9
- Hersteller: gxn = Völk Fritz, Mechanische Werkstätten, Berlin SO 36, Schlesische Strasse.31, und Werk Wittenberge, Bez.Potsdam
- Baujahr: ca. 1944
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