ClassID:

87759

C03C17/347 - CPC Classification

Classification description:

Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions with at least two coatings of inorganic materials at least one of the coatings being a non-oxide coating comprising a chalcogenide comprising a sulfide or oxysulfide

Recent Application in this class: