Researchers Submit Patent Application, 'Mechanical Locking System for Floor Panels', for Approval

摘要

2013 MAR 20 (VerticalNews) -- By a News Reporter-Staff News Editor at Journal of Engineering -- From Washington, D.C., VerticalNews journalists report that a patent application by the inventors PERVAN, Darko (Viken, SE), filed on August 28, 2012, was cleared for further review on March 7, 2013.