WJ

Wilfried Johner

IE International Standard Electric: 1 patents #16 of 93Top 20%
📍 Thalwil, CH: #1 of 8 inventorsTop 15%
Overall (1982): #81,196 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311882 Method of and arrangement for testing traffic routes in telecommunication networks Willy R. Haerry, Paul A. Heman 1982-01-19