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 |
| 6393813 | Feed conveyor and crop receiving assembly braking system An agricultural harvesting machine has a feed conveyor assembly arranged in the front region and a crop receiving assembly attached thereto. The two drive shafts of these assemblies are fitted with drive pulleys over which a common belt is entrained to dr... | 05/28/2002 |