PF

Piotr S. Filipski

CL Canadian Patents And Development Limited: 1 patents #88 of 449Top 20%
📍 Mississauga, CA: #2,015 of 3,799 inventorsTop 55%
Overall (All Time): #3,906,098 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4937520 Instrument to measure the errors of apparent power meters Rejean J. Arseneau, John J. Zelle 1990-06-26