This is a film/photo camera. The single chasis contains still camera on one end side and movie camera on the other.
Still camera specs:
T-22 4.54cm lens in a ZT shutter with B, 1/10s - 1/200s
Movie camera:
Battery powered electric motors
2.8/10mm lens (source Princelle 2nd edition)
(Photo from collection of Viktor Suglob)