Jean Joseph Étienne Lenoir was born in Mussy-la-Ville, Luxembourg back in 1822. He emigrated to Paris, France in 1838. He was interested in electroplating which led to several inventions. He was an engineer at Petiene et City, they supported him in his founding of several companies. By 1865, he developed a new type of automatic telegraph device that could send information in written form.
He was granted French citizenship in 1870 for the assistance he provided during the Franco-Prussian War. He was awarded the Ordre national de la Légion d'honneur in 1881. He died in 1900, he was 78.
What you may not know about Jean is that he was the first person who developed the internal combustion engine in 1858. Prior deigns were patented as early as 1807, but none were commercially successful. He also built stationary engines which ran power plants, printing presses, water pumps and machine tools.