HF

Howard M. Ferrill

📍 Houston, TX: #210 of 924 inventorsTop 25%
🗺 Texas: #885 of 4,134 inventorsTop 25%
Overall (1989): #137,590 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795069 Clip-collar for security badges 1989-01-03