RZ

Ronald D. Zelinsky

📍 Terril, IA: #1 of 6 inventorsTop 20%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,227,844 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6250033 Vertical and horizontal forming members for poured concrete walls 2001-06-26
5992114 Apparatus for forming a poured concrete wall Duane Kent Godfredsen 1999-11-30