Frank Ellis Knapp aircraft
1 Frank Ellis Knapp models on the US registry across 1 airframes. Select a model for its registry and accident history.
| Model | Airframes | NTSB records |
|---|---|---|
| CUBCOPTER | 1 | 0 |
1 Frank Ellis Knapp models on the US registry across 1 airframes. Select a model for its registry and accident history.
| Model | Airframes | NTSB records |
|---|---|---|
| CUBCOPTER | 1 | 0 |