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Priority to ES115882UpriorityCriticalpatent/ES115882Y/en
Publication of ES115882UpublicationCriticalpatent/ES115882U/en
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Publication of ES115882YpublicationCriticalpatent/ES115882Y/en
Improved crank for door locks, essentially characterized by the fact that in a single structure it is possible to be applied to different sizes of square by means of the arrangement in the head of the same of a series of concentric insertion holes and in definition starting from the external mouth of the head of the crank and towards the inside of the body of the same in which the square is attached according to its size making its penetration stop with the internal edges that has the initial edge of the rear hole of smaller width or section. (Machine-translation by Google Translate, not legally binding)
ES115882U1965-09-041965-09-04
PERFECTED HANDLE FOR DOOR LOCKS.
ExpiredES115882Y
(en)