...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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| Application No. | Application Title | Issue Date |
| 20090229930 | Disc Brake Caliper A disc brake caliper for a rail vehicle comprises brake pad holders suspended—at either side of a brake disc to be braked—for movements only in a plane perpendicular to a substantially horizontal center-line of the caliper. Members of the caliper for transmitting mo... | 09/17/2009 |