Donald Christopher

SC Stock Equipment Co.: 2 patents #2 of 12Top 20%

📍 Willowick, OH: #40 of 82 inventorsTop 50%

🗺 Ohio: #30,338 of 73,341 inventorsTop 45%

Overall (All Time): #2,361,149 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4371201	Reversing ratchet door closer	Arthur J. Stock	1983-02-01
4353427	Weight-sensor calibration for gravimetric coal feeder	Arthur J. Stock	1982-10-12