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| 8777324 | Composite bodied trailer | Dec 07, 10 | Jul 15, 14 | Joper, SA de CV |
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| 7390065 | Dumping utility cart | Oct 29, 04 | Jun 24, 08 | TRICAM INDUSTRIES, INC. |
| 5795031 | Top-dumping container handler | Jan 22, 96 | Aug 18, 98 | Not available |
| 5544944 | Adjustable utility trailer | Jul 20, 94 | Aug 13, 96 | Not available |
| 5447361 | Portable dumping insert for a pickup truck | Oct 26, 94 | Sep 05, 95 | DUMP-PRO, LLC |
