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Individual
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Individual
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Priority to ES404312ApriorityCriticalpatent/ES404312A1/es
Publication of ES404312A1publicationCriticalpatent/ES404312A1/es
Perfectionnements apportés aux pivots des grues agricoles et pelles hydrauliques pour permettre le passage de circuits hydrauliques concentriques, et la rotation des grues agricoles par moto-réducteur hydraulique