1.
|
Buffalo, New York : The Patent and Trademark Office Society, 1979.
English | 47 US |
|
2.
|
East Kilbride [Scotland] : Licensing Executives Society International, 1986.
English | 48 US |
|
3.
|
Buffalo, New York : The Patent and Trademark Office Society, 1979.
English | 47 US |
|
4.
|
Buffalo, New York : The Patent and Trademark Office Society, 1976.
English | 14 US |
|
5.
|
East Kilbride [Scotland] : Licensing Executives Society International, 1980.
Hungarian | 48 US |
|