Fire-safe hotels and motels in Swedesboro, New Jersey: 1  Holiday Inn Select Bridgeport, 1 Pureland Dr I-295 Exit 10, Swedesboro, NJ 08085, Phone: (856) 467-3322, Fax: (856) 467-3031.
Quick Answer. The first working gun silencer was developed by Hiram P. Maxim in 1908, who started selling the first units when the invention was patented, in 1909. Hiram P. Maxim is the son of U.S. born inventor Hiram Smith Maxim who invented the first portable machine gun. Continue Reading.
1 In 1885 Cesare Lombroso developed a machine used to measure changes in blood pressure for police cases. 2  In 1904 a device by Vittorio Benussi was used to measure breathing. 3  Sir James Mackenzie of Scone, Scotland invented an early lie detector or polygraph in the 1900s. In 1885 Cesare Lombroso developed a machine used to measure changes in blood pressure for police cases. 2  In 1904 a device by Vittorio Benussi was used to measure breathing. 3  Sir James Mackenzie of Scone, Scotland invented an early lie detector or polygraph in the 1900s.