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Individual
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Individual
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Priority to ES0086703UpriorityCriticalpatent/ES86703U/en
Publication of ES86703UpublicationCriticalpatent/ES86703U/en
New washer, consisting of a slightly conical flat ring, characterized by having a radial groove on its upper surface that is killed smoothly on reaching the inner edge of the washer, and because it is provided on its lower surface with a serrated saw, radial, that when arriving at the outer edge of the washer is dead offering a small smooth circular zone. (Machine-translation by Google Translate, not legally binding)
ES0086703U1961-04-171961-04-17New washer (Machine-translation by Google Translate, not legally binding)
PendingES86703U
(en)