Patents/Inventors

Douglas G. Bruce

West Des Moines, IAUS2 patents

3 Patents

US124464812025
Agricultural Drill/planter/coulter/disc Blade with Step Plane Notch Edge
Osmundson Mfg. Co.
0 cites
US119440252024
Agricultural Drill/planter/coulter/disc Blade with Step Plane Notch Edge
Osmundson Mfg. Co.
0 cites
US118827772024
Agricultural Sweep with Wear Resistant Coating
OSMUNDSON MFG. Co.
0 cites