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Bernd Nussbaumer
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Bretten, DE
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Patents Grants
last 30 patents
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Patent Grant
Electric contact coupling
Patent number
6,935,881
Issue date
Aug 30, 2005
era-contact GmbH
Andreas Kainz
B61 - RAILWAYS
Patents Applications
last 30 patents
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Patent Application
Electric contact coupling
Publication number
20040053528
Publication date
Mar 18, 2004
era-contact GmbH
Andreas Kainz
B61 - RAILWAYS