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Jean-Luc Dupont
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Longperrier, FR
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Patents Grants
last 30 patents
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Patent Grant
External device indicating that a tank is filled up
Patent number
7,265,677
Issue date
Sep 4, 2007
Jean-Luc Dupont
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
External device indicating that a tank is filled up
Publication number
20050099284
Publication date
May 12, 2005
Jean-Luc Dupont
G01 - MEASURING TESTING