Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES0078750UpriorityCriticalpatent/ES78750U/en
Publication of ES78750UpublicationCriticalpatent/ES78750U/en
TWO-SIDED SANDS, PERFECTED, which is characterized by that on a support constituted by an elastic and deformable plate or sheet, whose upper and lower surfaces are covered with thin and uniform layers of fine powder of abrasive material; the particles of abrasive powder are adhered with an equally elastic binder, which makes it possible to adopt different orientations to the particles of the abrasive material without these detaching from their support. (Machine-translation by Google Translate, not legally binding)
ES0078750U1960-02-111960-02-11Improved two-sided sandpaper (Machine-translation by Google Translate, not legally binding)
PendingES78750U
(en)
Procedure, with its device making, writing by means of a jet of directed matter on a surface (Machine-translation by Google Translate, not legally binding)
Improvements in the manufacture of abrasive articles for the grinding and polishing of metals (Machine-translation by Google Translate, not legally binding)