GW

Gerald Winiewski

📍 Calgary, CA: #2,769 of 5,407 inventorsTop 55%
Overall (All Time): #3,881,642 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5035020 Rotary toothbrush — 1991-07-30