The pistols were very well designed and made. 6.35 mm pistols were manufactured from 1921 to 1928. 9 mm short pistols were manufactured from 1922 to 1926. 7.65 mm pistols were manufactured 1920 to 1928. Over 10000 pistols were manufactured by 1921 when he died and Deutsche Werke AG purchased the patents and machinery. Heinrich Ortgies lived in Liege Belgium for many years and pistol patents (Br pats 146422/1918, 146423/1918, and 146424/1918) were granted to him circa 1916-1918.Īfter WW1 he returned to Germany and set up in business manufacturing Ortgies pistols in 7.65 mm calibre.