1.
|
[Place of publication not identified] : [publisher not identified], 1977.
English | 20 JP |
|
2.
|
Stockholm [Sweden] : Nordiskt Immateriellt Rättsskydd (NIR), 1982.
English | 3 SE |
|
3.
|
London [England] : Informa Law, 1995.
English | 53 GB |
|
4.
|
Buffalo, New York : The Patent and Trademark Office Society, 1994.
English | 47 US |
|