Phase difference measurement system

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dc.date.accessioned 2008-10-14T20:32:40Z
dc.date.available 2008-10-14T20:32:40Z
dc.date.issued 1987
dc.identifier.citation Gehkre, T. E. (1987). Phase difference measurement system. U.S. Patent No. 4,675,614. Washington, DC: U.S. Patent and Trademark Office.
dc.identifier.uri http://www.lib.ncsu.edu/resolver/1840.2/1507
dc.format.extent 124366 bytes
dc.format.mimetype application/pdf
dc.language.iso en
dc.title Phase difference measurement system
dc.type Patent


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