HC

Helmut Gerhard Conrad

G. G.B.D.: 1 patents #2 of 3Top 70%
📍 Oshawa, CA: #3 of 17 inventorsTop 20%
Overall (2011): #289,745 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8015659 Air flow passage for a vacuum cleaner Wayne Ernest Conrad, Ted Szylowiec 2011-09-13