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DEUTSCH LUXEMBURGISCHE BERGWER
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DEUTSCH LUXEMBURGISCHE BERGWER
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Publication of FR517873ApublicationCriticalpatent/FR517873A/fr
E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B7/00—Switches; Crossings
E01B7/18—Combinations of switches and crossings
Landscapes
Engineering & Computer Science
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Mechanical Engineering
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Architecture
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Civil Engineering
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Structural Engineering
(AREA)
FR517873A1918-01-041919-02-21Traversée-jonction, pour voies ferrées, avec arcs de raccordement s'étendant au delà du quadrilatère de croisement
ExpiredFR517873A
(fr)