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EWK Eisenwerke Kaiserlauten GmbH
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Kaiserslautern, DE
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Patents Grants
last 30 patents
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Patent Grant
Ramp unit for floating pontoons
Patent number
6,234,103
Issue date
May 22, 2001
EWK Eisenwerke Kaiserlauten GmbH
Lothar Emrich
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES