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 |
| 3935634 | Methods of fabricating integrated transducer assemblies A transducer assembly comprises a thin diaphragm of silicon having at least one piezoresistive element located in a central active area of the diaphragm. The diaphragm has a metal ring containing terminal accommodating apertures about the periphery thereo... | 02/03/1976 |
