DS

David B. Stewart

W( Wm. R. Stewart & Sons (Hacklemakers): 2 patents #1 of 5Top 20%
📍 Forfar, VA: #1 of 1 inventorsTop 100%
Overall (1989): #29,284 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869060 Fiber opening devices William R. Stewart, John Dickinson 1989-09-26
4825511 Securing segments to a base John Dickinson, Brian Hogan 1989-05-02