1.
[Place of publication not identified] : [publisher not identified], 1993.
German | G 58 STO.T |
2.
3.
Buffalo, New York : The Patent and Trademark Office Society, 1995.
English | 47 US |
4.
London [England] : Informa Law, 1995.
English | 52 GB |
5.
London [England] : Informa Law, 1993.
French | 52 GB |
6.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1993.
English | 7 CN |
7.
8.
9.
10.