USRE45741EActiveUtility

Signal conversion device

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Assignee: PHOTONICS ELECTRONICS TECHNOLOGY RES ASS PETRAPriority: Mar 18, 2013Filed: Sep 18, 2014Granted: Oct 13, 2015
Est. expiryMar 18, 2033(~6.7 yrs left)· nominal 20-yr term from priority
Inventors:Ichiro OguraKoichi Takemura
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exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for signal conversation device, as shown and described.

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