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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
E04G25/00—Shores or struts; Chocks
E04G25/04—Shores or struts; Chocks telescopic
E04G25/08—Shores or struts; Chocks telescopic with parts held relatively to each other by friction or gripping
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FR736090D1932-04-291932-04-29Appareil de support automatique pour tous usages
ExpiredFR736090A
(fr)