74180611
Jun 26, 1991
Oct 6, 1992
chromatography apparatus comprised of chromatography plates, radio-detectors, liquid scintillation analyzers, liquid scintillation counters, luminescence emission analyzers, recorders, video displays; radio-isotope indicating instruments; namely, geiger counters, scintillation counters, gamma counters; video terminal display units; personal computers; scanners; high resolution monitors; graphic printers; chromatography record carriers and plates; automatic sample changing apparatus
Electrical and Scientific Apparatus