...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 |
| 6824804 | Pecan processing method and system A pecan processing method and system is described that increases the efficiency of pecan processing. In particular, pecan parts that fall beneath the cracker, secondary cracker product, are conveyed to an air separation device which removes dust and shells for dispo... | 11/30/2004 |