Report - MANUAL ITSDC 2010 1FINAL - BVPADbvpad.indeci.gob.pe/doc/pdf/esp/doc1643/doc1643-3c.pdf · 2011. 2. 21. · de 0 a 10 20 20 20 20 x 40 20 x 60 20 x 30 ... c.1.2. norma tÉcnica ntp

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