EW

Ernest L. Woodfill

3M: 1 patents #132 of 563Top 25%
📍 Columbia Heights, MN: #3 of 6 inventorsTop 50%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #116,131 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4827525 Attachment device for a probe microphone David A. Hotvet, Rolf C. Rising 1989-05-02