Rough abrasive like material

Rough product constituted of a film of plastic material, such as a mono-drawn polyester film, presenting perforations of which the outlines form craters raised with respect to the surface of the film. This product may be obtained according to the needling technique.

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Bibliographische Detailangaben
Hauptverfasser:	BOLLIAND, ROBERT
Format:	Patent
Sprache:	eng
Schlagworte:	CUTTING CUTTING-OUT GRINDING HAND CUTTING TOOLS PERFORATING PERFORMING OPERATIONS POLISHING PUNCHING SEVERING SEVERING BY MEANS OTHER THAN CUTTING STAMPING-OUT TOOLS FOR GRINDING, BUFFING, OR SHARPENING TRANSPORTING
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Beschreibung
Zusammenfassung:	Rough product constituted of a film of plastic material, such as a mono-drawn polyester film, presenting perforations of which the outlines form craters raised with respect to the surface of the film. This product may be obtained according to the needling technique.