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Thomas L. Egan
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Omaha, NE, US
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last 30 patents
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Patent Grant
Precast surround assembly for a utility pole foundation
Patent number
8,522,503
Issue date
Sep 3, 2013
Enterprises Properties, Inc.
Thomas L. Egan
E04 - BUILDING
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Patent Grant
Concrete railroad grade crossing panels
Patent number
6,764,021
Issue date
Jul 20, 2004
American Concrete Products Co.
Randall G. Birt
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Concrete railroad grade crossing panels
Patent number
6,705,536
Issue date
Mar 16, 2004
American Concrete Products Co.
Randall G. Birt
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Concrete railroad grade crossing panels
Patent number
6,588,676
Issue date
Jul 8, 2003
American Concrete Products Co.
Randall G. Birt
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES