RC

Russell L. Cramer

📍 Muskegon, MI: #119 of 391 inventorsTop 35%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,354,989 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4558188 Arrangement for line jumper testing Jeffrey J. Stuparits 1985-12-10
4544809 Arrangement for subscriber line ring testing Jeffrey J. Stuparits 1985-10-01