Martin A. Jackson

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Warwick, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Multipurpose energy absorbing barrier system
- Patent number 5,823,705
- Issue date Oct 20, 1998
- The Entwistle Company
- Martin A. Jackson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Vehicle arresting system
- Patent number 5,634,738
- Issue date Jun 3, 1997
- Martin A. Jackson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Energy absorbing barrier system with crash indication
- Patent number 5,624,203
- Issue date Apr 29, 1997
- The Entwistle Company
- Martin A. Jackson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES