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Patents Grants
last 30 patents
Information
Patent Grant
Polymer embedment of rails
Patent number
6,354,512
Issue date
Mar 12, 2002
Hyperlast Limited
Robert Paul Vennell
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Polymer embedment of rails
Patent number
6,270,017
Issue date
Aug 7, 2001
ALH Rail Coatings Limited
Robert Paul Vennell
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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