PH

Paulus Cornelius Helder

Overall (All Time): #2,084,255 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8098229 Control device for computer Christiaan Johannes Snijders, Robbert Smit 2012-01-17
D578215 Needle holder Rudolf Eduard Kraan, Mauritius Johannes Mathijs Maria Roost 2008-10-07