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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 |
| 4094362 | Apparatus for fine grading compacted earth A device for cutting, chipping and scraping compacted earth is disclosed. The apparatus is affixed to a prime mover for rotary engagement with the earth, whereby the compacted earth is selectively loosened and/or moved. The blade design disclosed is parti... | 06/13/1978 |
