Samuel L. Armfield, IV

📍 Pine Township, PA: #51 of 133 inventorsTop 40%

🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%

Overall (All Time): #2,232,279 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6318215	Opened-end ratchet wrench	—	2001-11-20
5249487	Open-end ratchet wrench	—	1993-10-05