PA

Peter J. Arnoldt

DI Ductmate Industries: 2 patents #1 of 1Top 100%
📍 Lakeshore, CA: #1 of 1 inventorsTop 100%
Overall (1989): #18,641 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4881762 Duct connector for a circular duct 1989-11-21
4867490 Circular duct connector 1989-09-19