U.S. silencer patents, 1888-1972

U.S. SILENCER PATENTS; 2-Volumes; Hard Covers. Volume 1: 1888-1935 - Features chokes, compensators, muzzle brakes, flash hiders and smoke dampers. Volume 2: 1936-1972 - Features silencers and other muzzle devices related to silencers such as exhaust mufflers. (Description by http-mart)