An early patent for that automatic transmission was granted to Canadian inventor Alfred Horner Munro of Regina in 1923.[20] Becoming a steam engineer, Munro designed his machine to utilize compressed air as opposed to hydraulic fluid, and so it lacked energy and never observed industrial application.[21] Memahami punca-punca gearbox https://paxtonjmllk.ourcodeblog.com/32537792/facts-about-gearbox-kereta-auto-revealed