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E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
E04G15/063—Re-usable forms
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FR13956D1910-03-221911-03-18Procédé et matériel de cintrage pour solives et hourdis en béton armé
ExpiredFR13956E
(fr)