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Energy Absorption Systems, Inc.
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Rocklin, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Highway barrier and guardrail
Patent number
5,967,497
Issue date
Oct 19, 1999
Energy Absorption Systems, Inc.
Owen S. Denman
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Highway crash cushion and components thereof
Patent number
5,868,521
Issue date
Feb 9, 1999
Energy Absorption Systems, Inc.
Michael H. Oberth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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