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9604798 | Transportation system | Jan 27, 16 | Mar 28, 17 | HYPERLOOP TECHNOLOGIES, INC. |
9517901 | Transportation system | Jan 27, 16 | Dec 13, 16 | HYPERLOOP TECHNOLOGIES, INC. |
9511959 | Transportation system | Jan 27, 16 | Dec 06, 16 | HYPERLOOP TECHNOLOGIES, INC. |
9458575 | Rail attachment system for junction areas | Jul 22, 13 | Oct 04, 16 | SCHWIHAG AG |
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8857728 | Rail support arrangement | Mar 28, 12 | Oct 14, 14 | PROGRESS RAIL SERVICES CORPORATION |
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5850970 | Prefabricated embedded railway track system | Apr 17, 97 | Dec 22, 98 | Not available |
5655711 | Prefabricated embedded railway track system | Jun 06, 95 | Aug 12, 97 | Not available |
5626289 | Precast concrete railroad crossing and method for making | Aug 25, 95 | May 06, 97 | HANSON PIPE & PRODUCTS NORTHWEST, INC. |
5538182 | Railroad crossing system | Apr 25, 95 | Jul 23, 96 | LASALLE BUSINESS CREDIT, INC. |