FH

Fredric J. Hattman

📍 Fort Collins, CO: #20 of 75 inventorsTop 30%
🗺 Colorado: #215 of 1,224 inventorsTop 20%
Overall (1989): #114,787 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4876833 Accessible areaway system James A. Gefroh 1989-10-31