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Daniel P. Hartness
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Lawrence, KS, US
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Patents Grants
last 30 patents
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Patent Grant
Railcar ballast distributing apparatus
Patent number
9,127,412
Issue date
Sep 8, 2015
MONTANA HYDRAULICS, LLC
Andrew J. Spurlock
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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Patent Application
Railcar Ballast Distributing Apparatus
Publication number
20140360056
Publication date
Dec 11, 2014
Montana Hydraulics, L.L.C.
Andrew J. Spurlock
B61 - RAILWAYS