Donald P. Roth

📍 Felton, CA: #2 of 4 inventorsTop 50%

🗺 California: #1,105 of 6,198 inventorsTop 20%

Overall (1982): #68,457 of 81,411Top 85%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4308730	Electrical plug locking device	—	1982-01-05