DP

David Prahl

AS Ameritech Services: 2 patents #6 of 20Top 30%
Overall (All Time): #2,271,154 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D385886 Phone placard Gerard A. Stratelak, Gary B. Volpe, Karen Frick 1997-11-04
D379994 Phone placard Gerard A. Stratelak, Gary B. Volpe, Karen Frick 1997-06-17