LW

Leif Wiberg

Overall (All Time): #2,371,670 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4288653 District-heating line and a method of manufacturing the same Hans Blom 1981-09-08
4288654 District-heating line Hans Blom 1981-09-08