Max Levy (March 9, 1857 – July 30, 1926) was an American inventor and scientist recognized for invention of precision machinery for the making of half-tone screens which were used in the production of relief printing plates by newspapers and magazines. New York Times;Max Levy, scientist, inventor and one of the pioneers of the photo-engraving business;August 1, 1926 The New York Times called Levy "one of the pioneers of photo-engraving". He was also the inventor of the counting chamber for haemocytometer for which he received the Edward Longstreth medal from the Franklin Institute. Patent number: 1214331;Filing date: Sep 30, 1818;Issue date: Jan 30, 1917
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