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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
E04G21/14—Conveying or assembling building elements
E04G21/16—Tools or apparatus
E04G21/18—Adjusting tools; Templates
E04G21/1841—Means for positioning building parts or elements
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FR62869D1952-05-091952-05-09Procédé de construction rapide d'habitations en maçonnerie et bâtiments analogues
ExpiredFR62869E
(fr)