FJ

F. Burk Ketcham, Jr.

📍 Cohasset, MA: #59 of 102 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,821,464 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5201526 Outdoor lawn-type game — 1993-04-13