73443156
Sep 9, 1983
Aug 28, 1984
DDP SPECIALTY ELECTRONIC MATERIALS US INC.
Active Trademark
Elements (Cartridges) Used for Removing Dissolved Solids from Water by Reverse Osmosis and Elements (Cartridges) Used for Removing Ultra-Fine Suspended Solids and Large Dissolved Molecular Species from Water [ by Ultrafiltration ]
Environmental Control Apparatus