Dorothy V. Keller

📍 Port Deposit, MD: #22 of 34 inventorsTop 65%

🗺 Maryland: #19,431 of 35,612 inventorsTop 55%

Overall (All Time): #4,074,820 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4346486	Tranquilizing bed	—	1982-08-31