@prefix rdf: . @prefix ns1: . @prefix oad: . ns1:MR165512 rdf:type oad:uod . @prefix xsd: . @prefix rdfs: . ns1:MR165512 rdfs:label "PENNSALT CHEMICAL CORPORATION"^^xsd:string . @prefix dc: . ns1:MR165512 dc:type "Marchio d'impresa" ; dc:date "data deposito: 26/11/1957" ; dc:title "PENNSALT CHEMICAL CORPORATION" . @prefix foaf: . ns1:MR165512 foaf:depiction . @prefix ns7: . ns1:MR165512 oad:has_level ns7:item ; oad:referenceCode "141555" , "MR165512" ; oad:scopeAndContent "

\n\tRefrigeranti, sostanze di propulsione...

" . @prefix ns8: . ns1:MR165512 oad:has_accessPointPlace ns8:PHILADELPHIA , ns8:USA . @prefix ns9: . ns1:MR165512 oad:has_accessPointCorporateBody ns9:PENNSALT_CHEMICAL_CORPORATION , , ns9:CAMERA_DI_COMMERCIO_DI_ROMA ; oad:date "data deposito: 26/11/1957" . @prefix dcterms: . ns1:MR165512 dcterms:temporal "1957-11-26" . @prefix ns11: . ns1:MR165512 oad:has_custody ns11:ACS . @prefix ns12: . ns1:MR165512 oad:has_production ns12:UfficioMarchiBrevetti . @prefix gr: . @prefix ns14: . ns1:MR165512 gr:hasBrand ns14:ISOTRON ; oad:title "PENNSALT CHEMICAL CORPORATION" ; oad:note "Primo deposito" .