Deutsche Forschunganstalt fur Luft-und Raumfahrt e.V.

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Patents Grantslast 30 patents

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Current collector for transmitting energy between a contact wire an...
- Patent number 5,709,292
- Issue date Jan 20, 1998
- Deutsche Forschunganstalt fur Luft-und Raumfahrt e.V.
- Elmar Breitbach
- B60 - VEHICLES IN GENERAL