Caster wheel supported agricultural implement with self-locking
Folding frame implement
Implement caster wheel
Implement frame with caster wheel and lock therefor
Pivoting dual land wheel for a plow
Rear furrow wheel locking structure for disk tillers and the lik
Rotary or active harrow
Soil working implement including hydraulic centering and locking
Tool bar carrier with castering wheels
Wheel mounted earth moving scraper with pivot in center of pivot