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TECOMA SOC
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TECOMA SOC
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Application grantedgrantedCritical
Publication of FR1044414ApublicationCriticalpatent/FR1044414A/fr
E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
E06C—LADDERS
E06C1/00—Ladders in general
E06C1/02—Ladders in general with rigid longitudinal member or members
E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
E06C1/39—Ladders having platforms; Ladders changeable into platforms
FR1044414D1951-11-031951-11-03Perfectionnement aux escabeaux
ExpiredFR1044414A
(fr)