IONICS
ELECTRICALLY OPERATED ANALYTICAL INSTRUMENTS-NAMELY, TOTAL CARBON ANALYZER, TOTAL ORGANIC CARBON ANALYZER, TOTAL OXYGEN DEMAND ANALYZER, WATER QUALIY ANALYZER, PROGRAMABLE STREAM SELECTOR, DISSOLVED OXYGEN ANALYZER, PROCESS TITRATOR, PHOSPHATE ANALYZER, MERCURY ANALYZER, MOISTURE ANALYZER AND THE LIKE AND ALSO FOR ELECTROLYTIC EQUIPMENT EMPLOYING ONE OR MORE ION PERMEABLE DIAPHRAGMS, POWER SUPPLY, PUMPS, PIPING AND CONTROLS
Expired · December 5, 1975 · 73070916 ·