E01B 3/18

Sub-Class

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Description

Class  E01B : PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS


Subclass 3/18: Transverse or longitudinal sleepers (for switches or crossings E01B 7/22); Other means resting directly on the ballastway for supporting rails made from steel Composite sleepers

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10590610 Composite railway sleeperMay 30, 17Mar 17, 20GREENRAIL GROUP S.R.L.

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