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Ragnvald Graff
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Oslo, NO
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last 30 patents
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Patent Grant
Umbilical for subsea installation
Patent number
8,314,330
Issue date
Nov 20, 2012
Nexans
Ragnvald Graff
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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last 30 patents
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Patent Application
Umbilical for subsea installation
Publication number
20120125652
Publication date
May 24, 2012
Ragnvald Graff
H01 - BASIC ELECTRIC ELEMENTS