| http://www.w3.org/ns/prov#value | - lear fuel elementsUS425172626 Feb 197917 Feb 1981Alvarez Luis WDeuterium tagged articles such as explosives and method for detection thereofUS425565927 Mar 197810 Mar 1981The Regents Of The University Of CaliforniaSemiconductor radiation detectorUS43663829 Sep 198028 Dec 1982Scanray CorporationX-Ray line scan system for use in baggage inspectionUS443056821 Sep 19817 Feb 1984Mitsubishi Denki Kabush
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