SPIROLOG
BREATHING FLOW MEASURING INSTRUMENTS AND APPARATUS, namely, SPIROMETERS, [ SPIROGRAPHS, ] GAS FLOW METERS, GAS VOLUME FLOW METERS, ANEMOMETERS AND HOT-WIRE ANEMOMETERS [ ; RESPIRATORS FOR ARTIFICIAL RESPIRATION AND ANESTHESIA MACHINES ]
Registered · October 1, 2002 · 76454241 ·