Device for checking and calibrating high precision...

Device for checking the functioning of gas measuring apparatus

Device for continuous calibration of a gas mass flow...

Device for demonstrating and testing electronic meters for bicyc

Device for detecting metallic ticking sounds

Device for determining the rotational speed

Device for displaying change of barometric air pressure

Device for ejecting a metered quantity of vaporized fluid

Device for equilibrating a liquid reagent

Device for gauging a volumetric meter

Device for introducing particles into analyzer of dustiness of g

Device for measuring the operation of a timepiece movement

Device for moving a suspended weight body

Device for supplying gas to an analyzer of traces of impurities

Device for testing smoke detector alarms

Device for testing ultrasonic beam profiles

Device for the analog actuation of a digital setting operation

Device for the calibration of an ultrasonic transducer

Device for the gravimetric testing of multichannel pipettes

Devices and methods for calibration of a thermal gradient...