J.U.M. Engineering has been established during late 1973 in Munich, Germany. The company was started out of perceived need of the industry for unbaised sample handling solutions in the automotive raw exhaust gas emissions market and in the field of industrial gas emissions.\r\n\r\nJ.U.M. introduced its patented heated sample filter with buiot in backpurge feature in 1974 to fit the need of the industry for more easy to use heated sample filters.