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-
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Railway wheel sensor
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Patent number 7,481,400
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Issue date Jan 27, 2009
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Portec, Rail Products Ltd.
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Glen Appleby
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B61 - RAILWAYS
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Railway wheel sensors
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Patent number 5,129,606
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Issue date Jul 14, 1992
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JDR Systems Corporation
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James D. Rodems
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B61 - RAILWAYS
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-
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3581084
-
Patent number 3,581,084
-
Issue date May 25, 1971
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B61 - RAILWAYS
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3538272
-
Patent number 3,538,272
-
Issue date Nov 3, 1970
-
G08 - SIGNALLING
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3402677
-
Patent number 3,402,677
-
Issue date Sep 24, 1968
-
B61 - RAILWAYS
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3341703
-
Patent number 3,341,703
-
Issue date Sep 12, 1967
-
B61 - RAILWAYS
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3277293
-
Patent number 3,277,293
-
Issue date Oct 4, 1966
-
B61 - RAILWAYS
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3169734
-
Patent number 3,169,734
-
Issue date Feb 16, 1965
-
B61 - RAILWAYS
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3170093
-
Patent number 3,170,093
-
Issue date Feb 16, 1965
-
G08 - SIGNALLING
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2906865
-
Patent number 2,906,865
-
Issue date Sep 29, 1959
-
G01 - MEASURING TESTING
-
2899544
-
Patent number 2,899,544
-
Issue date Aug 11, 1959
-
G01 - MEASURING TESTING
-
2847562
-
Patent number 2,847,562
-
Issue date Aug 12, 1958
-
B61 - RAILWAYS
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2826363
-
Patent number 2,826,363
-
Issue date Mar 11, 1958
-
B61 - RAILWAYS
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2182170
-
Patent number 2,182,170
-
Issue date Dec 5, 1939
-
B61 - RAILWAYS
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2124340
-
Patent number 2,124,340
-
Issue date Jul 19, 1938
-
B61 - RAILWAYS
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1429878
-
Patent number 1,429,878
-
Issue date Sep 19, 1922
-
B61 - RAILWAYS
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1421500
-
Patent number 1,421,500
-
Issue date Jul 4, 1922
-
B61 - RAILWAYS
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1421023
-
Patent number 1,421,023
-
Issue date Jun 27, 1922
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B61 - RAILWAYS