What blowback-operated semi-automatic pistols have a similar design to Astra A-60?
Walther PP The Walther PP ("Polizeipistole", or police pistol) series pistols are blowback-operated semi-automatic pistols, developed by the German arms manufacturer Walther.
Intratec TEC-22 The Intratec TEC-22 is a semi-automatic handgun chambered in .22 Long Rifle. It was also marketed as the Scorpion and Sport-22. The TEC-22 operates using a straight blow-back action.