By late 1944, the Germans had functional helicopters (Flettner FL-282 Kolibri, Foch-Angelis FA-223 Drache), a potential primitive ATGW (Ruhrstahl X-4/7), an unguided HE rocket (R4M), lightweight auto-cannon (MG 151/20, MK 108) and a crude but functional infrared sight (FG 1250).
In other...