1.
2.
New York, New York : International Trademark Association, 1978.
English | 64 US |
3.
4.
East Kilbride [Scotland] : Licensing Executives Society International, 1972.
English | 48 US |
5.
London [England] : Trade Marks, Patents and Designs Federation, 1977.
English | G 58(4:5) GB 41 |
6.
Tokyo [Japan] : International Association for the Protection of Intellectual Property (AIPPI), 1975.
English | JP 2 |