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Sigratherm Trademarks
SIGRATHERM
[ Graphite electrodes, graphite anodes, electrodes for accumulators and fuel cells ]
Registered
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June 18, 2014
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79159811
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SIGRATHERM
[ Synthetic graphite for nuclear reactors; graphite coverings for combustible elements for nuclear reactors; nuclear moderating materials, namely, graphite ]
Registered
·
August 20, 2004
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78471156
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