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Application filed by Hydra-Rig, Inc.filedCriticalHydra-Rig, Inc.
Priority to IS2791ApriorityCriticalpatent/IS2791A7/is
Publication of IS2791A7publicationCriticalpatent/IS2791A7/is
IS2791A1983-03-151983-03-15Útbúnaður til að hafa stjórn á þeim kröftum sem verka á tengipípu, sem notuð er í sambandi við palla eða geyma á sjó
IS2791A7
(is)