HS

Hendrik Sinnema

📍 Sneek, NL: #13 of 46 inventorsTop 30%
Overall (All Time): #2,370,422 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4265354 Apparatus for positioning prismatic bricks upon a longitudinal small side, symmetrically with respect to each other — 1981-05-05
4187268 Method of manufacturing molded articles from a kneadable material, e.g., clay — 1980-02-05