BE609874A - Perfectionnements apportés aux installations de télécommande de vannes, notamment de vannes sur les navires tels que les navires pétroliers
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Perfectionnements apportés aux installations de télécommande de vannes, notamment de vannes sur les navires tels que les navires pétroliers
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A01C7/04—Single-grain seeders with or without suction devices
A01C7/042—Single-grain seeders with or without suction devices using pneumatic means
A01C7/044—Pneumatic seed wheels
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Life Sciences & Earth Sciences
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Soil Sciences
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BE609874A1960-11-071961-11-03Perfectionnements apportés aux installations de télécommande de vannes, notamment de vannes sur les navires tels que les navires pétroliers
BE609874A
(fr)