IC 007. US 013 019 021 023 031 034 035. G & S: Chemical processing machines for use in separation and purification, and their parts and fittings; machines for use in manufacture of chemical products, and their parts and fittings; machines for use in manufacture of pharmaceutical products, and their parts and fittings; machines for use in purification of pharmaceutical products, and their parts and fittings; machines for use in purification of pharmaceutical products utilizing chromatography, and their parts and fittings
IC 009. US 021 023 026 036 038. G & S: Chromatography apparatus for laboratory use, and their parts and fittings; chromatography packing columns for laboratory use; chromatography guard columns for laboratory use
IC 011. US 013 021 023 031 034. G & S: Chromatography apparatus for industrial purposes, and their parts and fittings; chromatography packing columns for industrial purposes; chromatography guard columns for industrial purposes; chromatography packing columns for use in purification of pharmaceutical products; chromatography guard columns for use in purification of pharmaceutical products
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