URN:NBN:SI:doc-7EADQF6T1922documents/doc/7/URN_NBN_SI_doc-7EADQF6T_001.pdfdocuments/doc/7/URN_NBN_SI_doc-7EADQF6T_001.txtdocuments/doc/7/URN_NBN_SI_doc-7EADQF6T_001.xml4 strani31365379URN:NBN:SI:doc-7EADQF6TslvUprava za zaštitu industriske svojineVrhutalno stavbarstvoPDMid-31365379_004_scn-001.jp2id-31365379_004_scn-002.jp2id-31365379_004_scn-003.jp2id-31365379_004_scn-004.jp2patentni spis br. 306Razred 37 (Oddelek 1)Zid od šupljih zidaka