Newness and distinctiveness reside in the shape and/or configuration of a railway sleeper as shown in continuous lines in the accompanying representations. Parts of the railway sleeper shown in broken lines are provided for reference purposes only and should be disregarded when considering the overall impression of the design.
Railway sleeper
2018-06-29
Patent
Elektronische Ressource
Englisch
Elastic hollow railway sleeper
Engineering Index Backfile | 1931
|Strength of railway sleeper assemblies
Engineering Index Backfile | 1944
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