METROSHIELD, LLC

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DENVER, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Insulated rail for electric transit systems and method of making same
- Patent number 7,484,669
- Issue date Feb 3, 2009
- MetroShield LLC
- Harold W. Gray, Jr.
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Insulated rail for electric transit systems and method of making same
- Publication number 20070034705
- Publication date Feb 15, 2007
- MetroShield, LLC
- Harold W. Gray
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Trademarklast 30 trademarks