FILTER-AND SCREEN CLOTHS MADE FROM COATED POLYESTER MATERIAL
摘要
<p>1307599 Filter fabrics FARBWERKE HOECHST AG 5 May 1970 [5 May 1969] 21539/70 Heading D1K A filter fabric is woven from polyester yarns coated with polyamide or polyolefin material.</p>
