BK

Berthold Kalkus

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,760,228 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11973290 Installation element for socket elements Hans-Peter Frank 2024-04-30
5382171 Electric socket especially for motor vehicles Dieter Hofmann 1995-01-17