Eugene R. Henderson

📍 Baltimore, MD: #1,687 of 4,923 inventorsTop 35%

🗺 Maryland: #13,387 of 35,612 inventorsTop 40%

Overall (All Time): #2,356,465 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4429506	Interlocking building block	—	1984-02-07
4222785	Building material	—	1980-09-16