The gun in which the Beretta 93R was derived from was designed in what year?
Beretta 93R: The Beretta 93R is a selective-fire machine pistol, designed and manufactured by Italian firearms manufacturer Beretta in the 1970s for police and military use, that is derived from their semi-automatic Beretta 92. Beretta 92: The Beretta 92 (also Beretta 96 and Beretta 98) is a series of semi-automatic pistols designed and manufactured by Beretta of Italy. Beretta 92:  The model 92 was designed in 1972 and production of many variants in different calibers continues today.
i don't know