Donald E. Earwood, Sr.

📍 Roseburg, OR: #44 of 103 inventorsTop 45%

🗺 Oregon: #17,068 of 28,073 inventorsTop 65%

Overall (All Time): #3,978,144 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4679234	Telephone cord twist restrainer	—	1987-07-07