WS

Willibrordus Petrus Maria Van Swaaij

JC James Howden & Co.: 1 patents #6 of 21Top 30%
📍 Losser, NL: #8 of 25 inventorsTop 35%
Overall (All Time): #2,229,589 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6274095 Method and apparatus for thermal treatment of non-gaseous material Bertus Michiel Wagenaar, Wolter Prins, Arthur Maurits Christiaan JANSE 2001-08-14
4535551 Transfer apparatus Michiel J. Groeneveld, Albert B. Verver 1985-08-20