发明授权
US5655467A Transplanter 失效
插秧机

Transplanter
摘要:
A seedling planter mounted on a trailer is provided with means to sense the side walls of ridges of earth and a means to position the planter over ridges of earth in response to the ridge side wall sensing means by transporting the planter sideways from the for/aft center line of the trailer irrespective of the track of the trailer.
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