1.
2.
[Place of publication not identified] : [European Patent Office], 2009.
English | GB 138 |
3.
München [Germany] : Mitteilungen der deutschen Patentanwälte, [1983]
German | DE 43 Sep 2007 Vol 98 no 9 |
4.
5.
6.
7.
Oxford [England] : Oxford University Press, 2012.
English | View e-resource | Available Online | GB 137 |
8.
München [Germany] : Mitteilungen der deutschen Patentanwälte, [1986]
German | DE 43 2007 vol 98 no 10 |