1.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1987.
English | 7 CN |
2.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1992.
English | 7 CN |
3.
Hong Kong : China Patent & Trademark Publications, 1987.
English | F 40 LIU.A |
4.
5.
London, England : Sweet & Maxwell, 1986.
English | 10 GB |
6.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1985.
English | 7 CN |
7.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1986.
English | 7 CN |
8.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1990.
English | 7 CN |
9.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1991.
English | 7 CN |