Patent classifications
E
FIXED CONSTRUCTIONS
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E01
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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E01D
CONSTRUCTION OF BRIDGES,; ELEVATED ROADWAYS; OR VIADUCTS; ASSEMBLY OF BRIDGES
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19/00
Structural or constructional details of bridges
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E01D19/10
Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
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E01D19/106
Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
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