KW

Kurt-Ake Wallberg

📍 Vallentuna, SE: #43 of 159 inventorsTop 30%
Overall (All Time): #1,641,534 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D401168 Combined thumb and plate compass 1998-11-17
4401011 Method to adjust and/or indicate a liquid or gaseous pressure, and a device for utilization of the method 1983-08-30
4270559 Method for installing an adjustable flow restricting valve member in a tubular pipe, and a valve device for utilization of the method 1981-06-02