JD

Johannes F. C. Duivenvoorden

📍 De Zilk, NL: #4 of 4 inventorsTop 100%
Overall (All Time): #3,828,674 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5228234 Method and apparatus for manufacturing sleeve- or bag-like containers, as well as such container Johannes M. de Klerk 1993-07-20