DJ

David E. Johnston

FF Firma Carl Freudenberg: 1 patents #14 of 56Top 25%
📍 Duvall, WA: #2 of 8 inventorsTop 25%
🗺 Washington: #319 of 1,789 inventorsTop 20%
Overall (1994): #145,377 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5348312 Cassette seal — 1994-09-20