U.S. federal trademark · Serial No. 79126194 · Reg. No. 4445747
Chromatography apparatus for laboratory use; chromatography columns for laboratory use
Chemical products for use in the production of a wide variety of chemicals, * excluding adhesives *; silica gel for chromatography, whether amorphous, spherical or irregular in size, modified or unmodified, densely filled in columns of metal, glass or plastic of various sizes for chromatographic analysis and/or for organic substance mixture separation
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