VFW SG 1262 Schwebegestell
The German VFW SG 1262 Schwebegestell (hover rig) was designed and built in 1965 by Vereinigte Flugtechnische Werke (VFW) as an experimental aircraft to assist with the development of several vertical takeoff and landing (VTOL) military aircraft types that included the VFW VAK 191B, the EWR VJ 101 and the Dornier Do 31 transport. The 1262 designation relates to the initial numbering of the VAK 191B project by Focke-Wulf.
Source: Wikipedia — VFW SG 1262 Schwebegestell (CC BY-SA 4.0)