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Method of producing a vacuum
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Patent number 4,973,227
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Issue date Nov 27, 1990
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HWT Gesellschaft fur Hydrid-und Wasserstofftechnik m.b.H.
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Otto Bernauer
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Hydrogen storage alloy
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Patent number 4,457,891
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Issue date Jul 3, 1984
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Daimler-Benz Aktiengesellschaft
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Otto Bernauer
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C01 - INORGANIC CHEMISTRY
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Storage material for hydrogen
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Patent number 4,446,101
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Issue date May 1, 1984
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Daimler-Benz Aktiengesellschaft
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Otto Bernauer
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C01 - INORGANIC CHEMISTRY
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Internal combustion engine
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Patent number 4,226,213
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Issue date Oct 7, 1980
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Daimler-Benz Aktiengesellschaft
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Otto Bernauer
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS