QSIL
laboratory apparatuses, namely, glass beakers, flasks, bottles, test tubes, crucibles and dishes; apparatuses for scientific purposes, namely, distillatory apparatuses, combustion units, combustion apparatuses, combustion tubes, coils, reactors, condensers; laboratory apparatuses, namely, silica-glass smelters and silica-glass trays and beakers; laboratory apparatuses and instruments for low-voltage applications, namely, fused quartz bell jars, fused quartz crucibles, insulators; components f...
Registered · December 19, 1996 · 75223630 ·