Terms for subject Measuring instruments containing Pen

English	German
continuous-chart pen recorder	Linienbandschreiber
fountain-pen type dosimeter	Taschendosismesser
fountain-pen type exposuremeter	Taschenexpositionsmesser
pen recorder	Federschreiber
pen speed	Schreibgeschwindigkeit
recording pen	Schreibröhrchen (siphon)
recording pen	Schreiberfeder
three-pen recorder	Dreifarbenschreiber