DH

David R. Helsing

BU Bundy: 1 patents #5 of 11Top 50%
📍 Mount Clemens, MI: #16 of 66 inventorsTop 25%
🗺 Michigan: #973 of 4,313 inventorsTop 25%
Overall (1994): #43,893 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5303963 Tube coupling with secondary retainer clip James L. McNaughton 1994-04-19