1 HOUSE MARK FOR A WIDE VARIETY OF GASES FOR USE IN FIELDS SUCH AS ELECTRONICS, CHEMICALS, PETROCHEMICAL PROCESSING, PETROLEUM RECOVERY AND REFINING, METAL PRODUCTION AND FABRICATION, FOOD PROCESSING, RESEARCH AND DEVELOPMENT, SCRAP, AND WELDING
9 MONITORS USED TO REGULATE, DISPENSE AND MONITOR GASES
THE MARK CONSISTS OF HEXAGON SHAPES OF DESCENDING SIZE. THE STIPPLING SHOWN IN THE DRAWING REPRESENTS INCREASINGLY SMALLER HEXAGONS, WHICH IS A FEATURE OF THE MARK AND DOES NOT INDICATE COLOR.