Carl B. Ahlenfeld

📍 College Park, MD: #192 of 353 inventorsTop 55%

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

Overall (All Time): #4,090,592 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4270756	Lacrosse stick head	James D. Macey	1981-06-02