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Handschiegl color process
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<p>The Handschiegl color process (<a href="https://patents.google.com/patent/US1303836">U.S. patent 1,303,836</a>, <a href="https://patents.google.com/patent/US1303837">U.S. patent 1,303,837</a>, App: Nov 20, 1916, Iss: May 13, 1919) produced motion picture film prints with color artificially added to selected areas of the image. <a href="/facts/Aniline/eFXck1Rj">Aniline</a> dyes were applied to a black-and-white print using gelatin <a href="/facts/Imbibition/P0WP0N2U">imbibition</a> matrices. </p>