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Priority to ES0008317UpriorityCriticalpatent/ES8317Y/en
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Publication of ES8317YpublicationCriticalpatent/ES8317Y/en
A perfected walker consisting essentially of a rectangular frame provided with wheels for sliding on the ground on whose frame are mounted perpendicularly two sets of scissors one of whose branches is held by a fixed joint and the other can slide along a groove practiced in the frame can be fixed in any position of this route being articulated at the free ends of two of the branches of the scissors to the end of a second rectangular frame of smaller dimensions that on its other side rests on a crossbar disposed on the free ends of the other two branches of the scissors. (Machine-translation by Google Translate, not legally binding)
Square callbrada and of branches displaceable for the tracing of cabinetmakers and carpenters (Machine-translation by Google Translate, not legally binding)