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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 |
| 4647980 | Aircraft passenger television system A versatile television system is provided for individualized program selection and viewing by aircraft passengers. The system comprises a plurality of compact television receivers mounted respectively in front of each airline passenger, such as in a rearw... | 03/03/1987 |
