Device for biological purification of waste water
Latest Biowater Technology AS Patents:
Claims
The ornamental design for device for biological purification of waste water, as shown and described.
Type: Grant
Filed: Aug 26, 2009
Date of Patent: Mar 9, 2010
Assignee: Biowater Technology AS (Tonsberg)
Inventor: Thorbjørn Westrum (Kongsberg)
Primary Examiner: Robin V Webster
Attorney: Winstead PC
Application Number: 29/342,512