JH

John L. Humphrey

📍 Holden, MO: #19 of 82 inventorsTop 25%
🗺 Missouri: #367 of 1,513 inventorsTop 25%
Overall (2003): #193,210 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6659191 Vibratory device for dispersing a topdressing and correcting the grain in greens 2003-12-09