Hiller XH-44
| XH-44 | |
|---|---|
|   Hiller XH-44 replica at the Hiller Aviation Museum  | |
| General information | |
| Type | Experimental helicopter | 
| National origin | United States | 
| Manufacturer | Hiller Aircraft | 
| Designer | |
| Status | Retired | 
| Number built | 1 | 
| History | |
| First flight | Unknown (tethered) July 4, 1944 (untethered)  | 
The Hiller XH-44 Hiller-Copter (Experimental Hiller, 1944) is an American experimental helicopter designed by Stanley Hiller.