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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 |
| 6167878 | Pneumatic ball tossing device A ball tossing device for batting practice comprises a self-contained, pneumatically controlled and actuated mechanism. The device includes a launcher comprising a pneumatic cylinder and ball carrier and a trough type feeder for sequentially supplying bal... | 01/02/2001 |
