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A01D19/00—Digging machines with centrifugal wheels, drums or spinners
A01D19/12—Digging machines with centrifugal wheels, drums or spinners with working tools arranged on an approximately vertical axis
A01D19/16—Digging machines with centrifugal wheels, drums or spinners with working tools arranged on an approximately vertical axis with several screening wheels
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FR925646D1938-10-191946-04-15Perfectionnements apportés aux arracheurs de tubercules
ExpiredFR925646A
(fr)