[Automatic potato planter [with a furrow opener and a potato coverer]]
1977
Jonge, J. de ('s-Heerenhoek (Netherlands))
书目信息
出版者
Octrooiraad
页码
5 p.
语言
荷兰语； 佛兰德语
注释
open to inspection 6 Sep 1978
1979-06-15
AGRIS AP
