Donald W. Brown, Jr.

TM T. J. Gundlach Machine: 1 patents #2 of 7Top 30%

📍 Chesterfield, MO: #3,708 of 6,461 inventorsTop 60%

🗺 Missouri: #13,067 of 23,789 inventorsTop 55%

Overall (All Time): #4,007,088 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4630781	Apparatus and method for removing crushing rolls from a crushing apparatus	Mark Köhler	1986-12-23