Malcolm L. Holekamp

📍 Chesterfield, MO: #1,900 of 6,461 inventorsTop 30%

🗺 Missouri: #6,609 of 23,789 inventorsTop 30%

Overall (All Time): #1,678,099 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4597201	Angled boom dredge system and cutterhead therefor	—	1986-07-01
4320590	Dredging device	—	1982-03-23
4211020	Vertically adjustable mast assembly for a dredge	—	1980-07-08