OL

Oscar J. van Leer

📍 Eemnes, NL: #6 of 26 inventorsTop 25%
Overall (All Time): #2,304,024 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5251791 Child-proof closure for a bottle or similar container — 1993-10-12
D338622 Safety closure for tops of containers — 1993-08-24