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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 |
| 7557922 | Detection system for use in a sorting apparatus, a method for determining drift in the detection system and a sorting apparatus comprising such detection system The present invention is related to a detection system for inspecting a continuous stream of products comprising means for determining the detection system induced variations in its output signal. The detection system comprises a reference element and an intermediat... | 07/07/2009 |
