JV

Jan Visscher

WB Wavin B.V.: 1 patents #1 of 8Top 15%
📍 Lutten, NL: #1 of 1 inventorsTop 100%
Overall (1989): #98,845 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4855574 Welding sleeve with connecting means having an upper and lower part Bernard Lodder, Roelof Koopman 1989-08-08