EF

Erling A. Freudendahl

AA Avk Holding A/S: 4 patents #1 of 10Top 10%
📍 Galten, DK: #1 of 29 inventorsTop 4%
Overall (All Time): #643,228 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10451193 Valve arrangement, a method for identifying an underground valve of a valve arrangement and use of a use of valve arrangement 2019-10-22
10393274 Valve for control of a fluid flow 2019-08-27
9683688 Threadless pipe coupling 2017-06-20
D675289 Pipe junction 2013-01-29
7789431 Pipe coupling 2010-09-07
7156119 Hydrant knock-off combination flow stop and backflow check valve 2007-01-02
5829734 Shut-off valve 1998-11-03
5279320 Gate valve 1994-01-18