71478953
Jan 24, 1945
Jun 24, 1947
APPARATUS AND EQUIPMENT AND PARTS THEREOF FOR THE CONTROL OF TEMPERATURE, PRESSURE, RATE OF FLOW AND LIQUID LEVEL-NAMELY, ELECTRIC TANK LEVEL INDICATORS, AIR LIQUID LEVEL INDICATORS, MECHANICAL LIQUID LEVEL INDICATORS, RATE OF FLOW METERS AND PRESSURE MEASURING INSTRUMENTS
Fancy Goods