About InventorsInventorsHistory of Scuba Diving Gear- July 2, 2008 In 1772, Frenchmen, Sieur Freminet invented a 'rebreathing' device that recycled the exhaled air from inside of the barrel, this was the first self-contained air device. Freminet's invention was a...http://inventors.about.com/b/2008/07/02/history-of-scuba-diving-gear.htm |