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Neil Friesen

📍 Calgary, CA: #2,769 of 5,407 inventorsTop 55%
Overall (All Time): #4,075,030 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4347136 Bacteria static filter assembly Urs Steiner 1982-08-31