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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7247802 | Scale pan designed to pass RF signals with minimal interference A checkout station comprises a deactivation system having an antenna for transmitting a signal to the security feature on a product passing over the checkout station to deactivate the security feature and a scale for weighing the product at the checkout station. A c... | 07/24/2007 |
