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| 6619429 | Lubricating device | Sep 26, 00 | Sep 16, 03 | PERMA-TEC GMBH & CO. KG |
| 6199661 | Top-of-rail lubrication rate control by the hydraulic pulse width modulation method | Jun 15, 00 | Mar 13, 01 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
| 6182793 | Lubricant delivery system for lubricating rail wheel flanges | Apr 13, 99 | Feb 06, 01 | Warren Jamison |
| 6076637 | Top-of-rail lubrication rate control by the hydraulic pulse width modulation method | Feb 23, 98 | Jun 20, 00 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
| 6009978 | Rail guage face lubricating apparatus | Oct 21, 97 | Jan 04, 00 | Craft Nominees Pty Ltd |
| 5896947 | On board lubrication systems for lubricating top of rail for cars and rail gage side/wheel flange for locomotives | Jun 05, 97 | Apr 27, 99 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
| 5687814 | Assembly for applying one or more materials to a rail | Jul 07, 95 | Nov 18, 97 | PORTEC RAIL PRODUCTS, INC. |
| 4763759 | Apparatus for lubricating wheel flanges of a railroad vehicle | May 04, 87 | Aug 16, 88 | Eximport Industria e Comercio Ltda. |
| 4425986 | Apparatus for lubrication of rails | Oct 05, 81 | Jan 17, 84 | AB Erik Bohlin, AB ERIK BOHLIN, A JOINT-STOCK COMPANY, |