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Individual
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Individual
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Priority to ES97667UpriorityCriticalpatent/ES97667Y/en
Publication of ES97667UpublicationCriticalpatent/ES97667U/en
Application grantedgrantedCritical
Publication of ES97667YpublicationCriticalpatent/ES97667Y/en
New self-orientating rolling device, which is characterized by being constituted by a housing as a base part in which a lower opening has been made for mounting, with the possibility of free rotation, of a roller with a wide rolling surface, having been planned to cover this opening, except the part that protrudes from the roller for its contact with the ground, by means of a lower cover or shielding which at the same time keeps the roller in its working position. (Machine-translation by Google Translate, not legally binding)
ES97667U1963-02-141963-02-14
Self-aligning rolling device
ExpiredES97667Y
(en)
New machine for the extraction directly of the quarry and of blocks and all class of stone for the construction (Machine-translation by Google Translate, not legally binding)