| http://www.w3.org/ns/prov#value | - Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS1432738 *Jul 25, 1921Oct 24, 1922Alwart Paul JPortable apparatus for elevating and screening coal and other unscreened materialUS3537580 *Nov 30, 1968Nov 3, 1970Western Electric CoMethods of and apparatus for storing and testing paramagnetic articles* Cited by examinerReferenced byCiting PatentFiling datePublication dateApplica
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