Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7815223 | Fuel tank trailer A fuel tank trailer has a fuel tank supported on the bed of the trailer, and a secondary containment wall surrounding the fuel tank to provide an open secondary containment region. A drain valve controls the flow of fuel and water collecting in the secondary contain... | 10/19/2010 |
| 7644954 | Mobile fluid storage and supply apparatus and method A trailer has a fluid storage and supply container supported on the bed of the trailer, and a containment wall surrounding the fluid storage and supply container to provide an open containment region. A drain valve controls the flow of fluid collecting in the contai... | 01/12/2010 |
| 7300073 | Fuel tank trailer A fuel tank trailer has a fuel tank supported on the bed of the trailer, and a secondary containment wall surrounding the fuel tank to provide an open secondary containment region. A drain valve controls the flow of fuel and water collecting in the secondary contain... | 11/27/2007 |
| 7293802 | Mobile fluid and storage apparatus A trailer has a fluid storage and supply container supported on the bed of the trailer, and a containment wall surrounding the fluid storage and supply container to provide an open containment region. A drain valve controls the flow of fluid collecting in the contai... | 11/13/2007 |
