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Direct methanol fuel cell (DMFC)
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Patent number 6,509,112
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Issue date Jan 21, 2003
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Siemens Aktiengesellschaft
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Günter Luft
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Apparatus for urea analysis
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Patent number 4,614,577
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Issue date Sep 30, 1986
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Siemens Aktiengesellschaft
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Konrad Mund
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G01 - MEASURING TESTING
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Method for urea analysis
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Patent number 4,505,784
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Issue date Mar 19, 1985
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Siemens Aktiengesellschaft
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Konrad Mund
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G01 - MEASURING TESTING
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Implantable dosing device
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Patent number 4,140,121
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Issue date Feb 20, 1979
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Siemens Aktiengesellschaft
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Dieter Kuhl
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Implantable dosing device
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Patent number 4,140,122
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Issue date Feb 20, 1979
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Siemens Aktiengesellschaft
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Dieter Kuhl
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE