Siebel
- Siebel Fh 104 Hallore, medium transport
- Siebel Si 201 - STOL reconnaissance aircraft (prototype)
- Siebel Si 202 "Hummel" (Bumble Bee) sportplane + trainer, 1938
- Siebel Si 204 - transport + aircrew trainer
Read more about this topic: List Of Military Aircraft Of Germany By Manufacturer