Riigi Patendiamet 1919-1993 : aastaraamat 1993 = The Estonian Patent Office = Estnische Patentamt
Technical data
URL: http://www.digar.ee/id/nlib-digar:296550
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Available at the authorised workplace in the National Library of Estonia, Archival Library of the Estonian Literary Museum, Tallinn University of Technology Library, University of Tartu Library and Academic Library of Tallinn University
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Available in public network
URL: http://www.digar.ee/id/nlib-digar:296550
