| http://www.w3.org/ns/prov#value | - APER 0 RELEASE I 4 t 20 I l I SURGICAL DRAPE WITH EDGE GRIPS AND METHOD BACKGROUND OF iNvEN'rioN Heretofore there have been several patents issued on various types oflaminated surgical drapes and these patents include US. Pat. Nos. 3.260.360 and 3.349.765.
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