| skos:altLabel | - Madsen
- 20 mm AA guns
- 20 ITK 30 M
- 20 ITK 36 M
- 20 ITK 36 M2
- 20 ITK 39 M
- 20 ITK 40 M
- 20 ITK 42 M
- 20 ITK 43 M
- 20 mm Madsen
- 20 mm Madsen F5 anti-tank gun
- 20 mm/60 cal Madsen
- 20 mm Madsen
- Danish anti-aircraft cannon Madsen
- Madsen 20 mm anti-aircraft cannon
- Madsen 20 mm anti-tank cannon
- Madsen 20mm
- Madsen RK M/31
- Madsen autocannon
- Madsen cannon
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