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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 |
| 5365144 | Electrical power supply unit for the supply of low power loads An electrical power supply unit for the supply of low power loads is provided with a capacitor constructed in the form of a flat piece, having a large cross-section and a small height perpendicular to the plane of the large cross-section. This provides a ... | 11/15/1994 |
| 5097404 | Supply circuit or power supply unit for supplying electronic devices or the like with current or voltage A supply circuit for supplying electronic devices with current or voltage and mountable as a module has input and output connections, a rectifier cirucit, a transformer having a primary winding coupled with the inputs of the supply circuit and a secondary... | 03/17/1992 |
