Module for construction of a rotary disc filter

USD497660S1 · kind S1 · design

Assignee

• Hydrotech Nils-Ake Persson Aktiebolag · SE

Inventors

• Åke Danielsson · Malmö, SE
• Ake Ralvert · Hässleholm, SE
• Emil Svensson · Trelleborg, SE
• Per Larsson · Trelleborg, SE

Key dates

• Filing date: Aug 27, 2003
• Grant date: Oct 26, 2004
• Expiry date: Oct 26, 2018

Classification

• Technology area (CPC —): General