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MARAIS ETS
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MARAIS ETS
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Application filed by MARAIS ETSfiledCriticalMARAIS ETS
Priority to FR7119677ApriorityCriticalpatent/FR2138546B1/fr
Publication of FR2138546A1publicationCriticalpatent/FR2138546A1/fr
Application grantedgrantedCritical
Publication of FR2138546B1publicationCriticalpatent/FR2138546B1/fr
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
E04G21/32—Safety or protective measures for persons during the construction of buildings
E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down