Max Levy

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. [1] The New York Times called Levy "one of the pioneers of photo-engraving".[1] He was also the inventor of the counting chamber for haemocytometer for which he received the Edward Longstreth medal from the Franklin Institute.[1] [2] [3]

References

  1. 1 2 3 New York Times;Max Levy, scientist, inventor and one of the pioneers of the photo-engraving business;August 1, 1926
  2. ↑ Patent number: 1214331;Filing date: Sep 30, 1818;Issue date: Jan 30, 1917
  3. ↑ Verso, ML (April 1964). "THE EVOLUTION OF BLOOD-COUNTING TECHNIQUES" (PDF). Med Hist. 8: 149–58. doi:10.1017/s0025727300029392. PMC 1033366. PMID 14139094.
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