Switzerland. Geneva. Two police officers on duty ( one wears a blue uniform, the other plain clothes) and a convict man. The black man is arrested while selling drugs in the streets. The inmate is an african man from Guinea. The policeman carries a holster with a Glock hand gun. The weapon is a semi-automatic pistol designed and produced by Glock Ges.m.b.H. Glock was the first manufacturer to introduce ferritic nitrocarburizing into the firearms industry as an anti-corrosion surface treatment for metal gun parts. 3.05.12 © 2012 Didier Ruef..