1.
|
Müchen : European Patent Office, c1996.
English | G 941 EPO.C 1996 |
|
2.
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Wien : Europaeisches Patentamt (EPA), 1992.
German | G 941 EPA.R |
|
3.
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Vienna [Austria] : European Patent Office (EPO), 1992.
English | G 941 EPO.C 1992 |
|
4.
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[Heidelberg, Germany] : [Springer], 1993.
Danish | 34 DE |
|