DHV Raadgevend Ingenieursbureau B.V. Trademarks
OXYRATOR
Filed: December 31, 1980
Aerators Used for Water Purification Plants
Owned by: DHV Raadgevend Ingenieursbureau B.V.
Serial Number: 73291589
THE CRYSTALACTOR
Filed: April 26, 1989
WATER SOFTENING PREPARATIONS AND WATER PURIFYING CHEMICALS FOR COMMERCIAL AND INDUSTRIAL WATER SOFTENING AND PURIFICATION…
Owned by: DHV Raadgevend Ingenieursbureau B.V.
Serial Number: 73795948
