RM

Robert Bartholomeus Mentzen

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,700,920 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5827592 Floor element Menno Van Gulik, Jozef Hendrik Catharina Maria Gerardus Eymael 1998-10-27