作者: Larry Eugene Steenhoek , Wolfgang Joachim Küpper , Hartmut Krause , Allan Blase Joseph Rodrigues , Wilhelm Kettler
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摘要: The present invention is directed to a method and system for producing one or more matching formulas match color coarseness appearance of target coating on substrate. provides providing set chips comprising at least two having different lightness values, values values. This simple the surface coating.