Bioreactor for cell culture for scientific research; bio-chips for research or scientific purposes; cell culture observation device, namely, microscopes; cell culture device for laboratory use, namely, cell culture dishes and tissue culture flasks; bioreactor for cell culture; disposable plastic bioreactor for cell culture; cell measuring device, namely, electronic apparatus for electrophysiological measurement of cells; laboratory cell culture device, namely, bioreactor for cell culturing; b...