DN

David C. Nelson

PA Premium Balloon Accessories: 2 patents #1 of 3Top 35%
📍 North Vancouver, CA: #7 of 49 inventorsTop 15%
Overall (2004): #68,179 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6814644 Valve and retainer for latex balloons Martin A. Meluch 2004-11-09
D488338 Balloon inflation stand Mitchell E. Volk 2004-04-13