@article{38074, recid = {38074}, title = {Industrial Property : Monthly Review of the World Intellectual Property Organization (WIPO) and the United International Bureaux for the Protection of Intellectual Property (BIRPI) ; 10th year – No. 5, May 1971.}, pages = {1 volume ;}, url = {http://tind.wipo.int/record/38074}, doi = {https://doi.org/10.34667/tind.38074}, }