Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 19, 2007
Patent Application Number
10266182
Date Filed
October 7, 2002
Patent Primary Examiner
Patent abstract
A mine air crossing includes opposite side walls and a deck extending from side wall to side wall. Each side wall includes a plurality of sections assembled side-by-side and interconnected by quick-connections. Similarly, each deck may include deck sections assembled side-by-side and interconnected by quick-connections.
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