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Daniel T. Marshall
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Leavenworth, KS, US
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Patents Grants
last 30 patents
Information
Patent Grant
Centering apparatus for hopper car doors
Patent number
11,548,537
Issue date
Jan 10, 2023
Herzog Railroad Services, Inc.
Nathan A. Landes
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Track-lifting and ballast-spreading apparatus
Patent number
11,408,131
Issue date
Aug 9, 2022
Herzog Railroad Services, Inc.
Jacob D. Herzog
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
RAIL TIE DISTRIBUTION SYSTEM
Publication number
20220275587
Publication date
Sep 1, 2022
HERZOG RAILROAD SERVICES, INC.
Steven R. Walton
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
RAIL TIE DISTRIBUTION CONTROL SYSTEM
Publication number
20220275588
Publication date
Sep 1, 2022
HERZOG RAILROAD SERVICES, INC.
Steven R. Walton
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
CENTERING APPARATUS FOR HOPPER CAR DOORS
Publication number
20210046956
Publication date
Feb 18, 2021
HERZOG RAILROAD SERVICES, INC.
Jacob D. Herzog
B61 - RAILWAYS
Information
Patent Application
TRACK-LIFTING AND BALLAST-SPREADING APPARATUS
Publication number
20200340187
Publication date
Oct 29, 2020
HERZOG RAILROAD SERVICES, INC.
Jacob D. Herzog
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES