EC

Elmer R. Crabb

Caterpillar: 3 patents #32 of 431Top 8%
📍 Aurora, IL: #4 of 79 inventorsTop 6%
🗺 Illinois: #308 of 5,836 inventorsTop 6%
Overall (2002): #30,336 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6478706 Planetary steering differential 2002-11-12
D462701 Engine enclosure for tracked feller-buncher Matthew T. Keeley, Craig B. Kelley, Charles H. Menke 2002-09-10
D455763 Cab/counterweight upper for tracked feller-buncher John F. Brandenburg, III, Matthew T. Keeley, Craig B. Kelley, Charles H. Menke 2002-04-16