71584960
Sep 17, 1949
Nov 20, 1951
VENOUS PRESSURE MEASURING APPARATUS AND PARTS THEREOF-NAMELY, WATER MANOMETERS, COMBINATION HYPODERMIC NEEDLES AND OBSERVATION TUBES, RUBBER AIR BULBS, AIR-CONTROL VALVES, RUBBER TUBING, CALIBRATED GLASS MEASURING TUBES AND WATER RESERVOIRS
Medical, Beauty & Agricultural