B61K 7/08

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2025/0002,060 RETARDER DEVICES AND METHODS FOR SHIMMING RETARDER DEVICES FOR SLOWING RAILCARSJun 28, 23Jan 02, 25Precision Rail and Mfg., Inc.
2023/0331,265 SYSTEMS AND METHODS FOR RETARDING THE SPEED OF A RAILCARMar 22, 23Oct 19, 23Precision Rail and Mfg., Inc.
2019/0382,038 UNIVERSAL RETARDER SYSTEM FOR RAILWAY CARSJun 06, 19Dec 19, 19Precision Rail and Mfg., Inc.
2015/0122,349 RETARDER CONTROL VALVE ASSEMBLY AND SYSTEM FOR RAIL CARSNov 05, 14May 07, 15EDCO USA
2013/0068,124 Gas Actuated Retarder System for Railway CarSep 13, 12Mar 21, 13Trackside Services, Inc.
2011/0315,491 Systems for Retarding the Speed of a RailcarMay 27, 11Dec 29, 11PRECISION RAIL AND MFG., INC.