The Doppelpistole M 12 was an Austro-Hungarian machine pistol inspired by the Villar Perosa and consisted of two Repetierpistole M1912/P16 machine pistols, a handful were made in WW1 : r/ForgottenWeapons
M-16 patronos gépkarabély - 71 cm | Pepita.hu
Midollo osseo Vero larghezza játék gépisztoly amp id 13 Presunto Assedio Bloccare