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Allen J. Tuningley
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Delta, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Replaceable point frog
Patent number
6,758,445
Issue date
Jul 6, 2004
Vae Nortrak North America Inc.
Gary Click
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Railway diamond crossing
Patent number
5,797,565
Issue date
Aug 25, 1998
VAE Nortrak North America, Inc.
Alan James Tuningley
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Railroad FROG
Patent number
4,824,055
Issue date
Apr 25, 1989
Nortrak Limited
Allen J. Tuningley
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
Replaceable point frog
Publication number
20030222182
Publication date
Dec 4, 2003
Gary Click
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES