DS

Dwight L. Speck

📍 Blacklick, OH: #19 of 82 inventorsTop 25%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,658,089 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5219011 Hinge slotting machine — 1993-06-15
4768569 Notching machine — 1988-09-06
4760870 Automatic dado and scoring machine — 1988-08-02