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Priority to ES0251821ApriorityCriticalpatent/ES251821A1/es
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Dispositivo de seguridad que inmoviliza un tornillo sobre una tuerca por presión radial que se caracteriza porque el extremo fileteado del tornillo lleva un taladro tronco-cónico coaxial con su eje, que se prolonga en otro cilíndrico de menor diámetro y roscado formando tuerca.
ES0251821A1959-09-021959-09-02Un dispositivo de seguridad que inmoviliza un tornillo sobre su tuerca por presiën radial
ExpiredES251821A1
(es)