DS

Dick van der Steen

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,918,549 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4796254 Broadband space switching network and parallel-series converter and series-parallel converter for use in such a space switching network Johannes van Baardwijk 1989-01-03