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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
E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
E04G21/025—Buckets specially adapted for use with concrete
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FR433708D1910-08-301911-08-29Méthode perfectionnée et appareil pour mélanger les éléments constitutifs du béton et autres substances
ExpiredFR433708A
(fr)