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E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
E04B1/38—Connections for building structures in general
E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
E04B1/4114—Elements with sockets
E04B1/4135—Elements with sockets receiving removal bolt heads
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FR501403A1919-07-031919-07-03Douille de scellement à machoire pour boulon coulissant dont l'écartement et la hauteur sont modifiables à volonté
ExpiredFR501403A
(fr)
Dispositif d'étanchéité annulaire pour joints constitués par des parties mobilesl'une par rapport à l'autre, et pénétrant l'une dans l'autre