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Priority to ES109909UpriorityCriticalpatent/ES109909Y/en
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Publication of ES109909YpublicationCriticalpatent/ES109909Y/en
Handwheel for valves valves and similar valves of the type comprising a hub and a crown joined by spokes characterized by the fact that the crown has an outer contour essentially star-shaped, that is to say that it comprises undulations and equidistant projections rounded according to convex profiles in arc of circle as well as concavities of inferior curvature and that extend in an periphery of greater length all this so that the fingers of the hand can hold it more easily for the maneuver of the device. (Machine-translation by Google Translate, not legally binding)
ES109909U1964-11-301964-11-30
MANEUVERING WHEEL FOR KEYS, VALVES, KEYS-VALVES AND THE LIKE.
ExpiredES109909Y
(en)
Improvements in the manufacture of steering steering wheels for automobiles and analog vehicles (Machine-translation by Google Translate, not legally binding)