Üleliidulise Leiutajate ja Ratsionaliseerijate Ühingu põhikiri. Üleliidulise Leiutajate ja Ratsionaliseerijate Ühingu juhtivate organite valimise juhend
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URL: http://www.digar.ee/id/nlib-digar:789916
ViewAvailable 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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URL: http://www.digar.ee/id/nlib-digar:789916
