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Legal status
Patent not validated
| (51) | INT.CL. | B23H 3/00 | |
| C25D 3/00 |
| (11) | Number of the document | 2058075 |
| (13) | Kind of document | T |
| (96) | European patent application number | 08022415.7 |
| Date of filing the European patent application | 2007-04-20 | |
| (97) | Date of publication of the European application | 2009-05-13 |
| (45) | Date of publication and mention of the grant of the patent | 2014-06-18 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 102006019189 | 2006-04-21 | DE | |
| 102006030323 | 2006-06-30 | DE |
| (72) |
Quenzer, Hans-Joachim, DE
Zwicker, Gerfried, DE
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| (73) |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.,
Hansastrasse 27c, 80686 München,
DE
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| (54) | Verfahren zur Oberflächenbehandlung einer elektrisch leitfähigen Substratoberfläche |
| Method for treating a surface of an electrically conductive substrate surface |