IC 009. US 021 023 026 036 038. G & S: Gas-chromatography apparatus, and parts and accessories thereof; gas-chromatography columns and plates; high-speed liquid chromatography apparatus, and parts and accessories thereof; high-speed chromatography columns and plates; chromatography apparatus for laboratory purposes, and parts and accessories thereof; chromatography columns and plates for laboratory purposes; machines and apparatus used for physical and chemical science, and parts and accessories thereof; laboratory machines and apparatus, and parts and accessories thereof; testing sample collection equipment, namely, disposable or reusable sampling needles used with samplers for laboratory testing, scientific or research use for the purpose of concentrating samples; needles for collecting, analyzing and measuring air-borne substances at fire sites for use with air analysis apparatus; chromatography apparatus for industrial purposes, and parts and accessories thereof; chromatography columns and plates for industrial purposes

IC 011. US 013 021 023 031 034. G & S: Chromatography apparatus for industrial purposes, and parts and accessories thereof; chromatography columns and plates for industrial purposes