Focke-Wulf Fw 190R

A prototype fighter aircraft designed for reconnaissance missions. It featured a modified fuselage and enhanced observation capabilities, but it did not enter production.

Focke-Wulf Fw 190P

A prototype fighter aircraft designed for high-altitude combat. It featured a more powerful engine and improved aerodynamics, but it did not enter production.

Focke-Wulf Fw 190N

A prototype fighter aircraft designed for night combat. It featured a modified fuselage and specialized equipment for night operations, but it did not enter production.

Focke-Wulf Fw 190M

A prototype fighter aircraft designed for high-altitude combat. It featured a more powerful engine and improved aerodynamics, but it did not enter production.

Focke-Wulf Fw 58

A German single-seat fighter aircraft designed and built in the early 1930s. It was a prototype aircraft and did not enter production.

Focke-Wulf Fw 183

A German jet fighter aircraft designed during World War II. It was a prototype aircraft and did not enter production due to the war’s end.

Fd.F.98

A French-designed and produced 75mm anti-tank gun, a prototype model that was not adopted for service. It featured a unique barrel design intended for increased range and accuracy.

Ekranoplan A-2

A Soviet ekranoplane prototype developed in the 1930s. Though not deployed during World War II, it paved the way for further development of ground effect vehicles within the Soviet Union.

Ekranoplan A-3

A Soviet ekranoplane prototype developed in the 1930s. Though not deployed during World War II, it paved the way for further development of ground effect vehicles within the Soviet Union.

Ekranoplan A-4

A Soviet ekranoplane prototype developed in the 1930s. Though not deployed during World War II, it paved the way for further development of ground effect vehicles within the Soviet Union.