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 |
| 6334736 | Flood barrier A barrier having a fluid-fillable body made of a non-rigid sheet material, a plurality of planar support members within the body for maintaining a desired shape of the barrier and a port for introducing fluid into the barrier.... | 01/01/2002 |
