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JP2000023502A
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Soil crushing apparatus
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Composite agricultural machinery and implement
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Moldboard
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Soil crushing rolling element for cultivator
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Device for cutting vegetable residue and crushing clod in reversible plow
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Vegetative remaining object cutting and clod cutter of plow device
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Soil crushing device of plough
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Harrowing device
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Soil crushing unit of reversible plough
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US4686261A
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Process for producing powdery paint additive comprising reacting a dimer acid polyamide, a hydroxyl-substituted fluororesin and a polyisocyanate
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