Category:Bernd Czelhan of Happurg (DE)
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Bernd Czelhan
Bernd Czelhan from Happurg (DE) has applied for patents in technology areas such as G10L19/16, G10L19/22, G10L19/24 with Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V..
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