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Individual
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Individual
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Priority to ES94495UpriorityCriticalpatent/ES94495U/es
Publication of ES94495UpublicationCriticalpatent/ES94495U/es
Un brazo flexible perfeccionado caracterizado esencialmente por quedar constituido por dos muelles helicoidales, intercalados uno del otro, de forma tal que cada una de las espiras de uno de ellos quede dispuesta entre dos espiras consecutivas del otro.