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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 |
| 7024825 | Bracket for connecting roof rafters to corrugated bin sidewalls An attachment bracket for securing a rafter to a sidewall in a bin having horizontal sidewall corrugations has a bracket having first and second attachment portions at right angles to each other. The first portion has a plurality of parallel horizontal corrugation a... | 04/11/2006 |
| 6336299 | Food storage building floor and method of constructing the same A storage floor air vent may comprise at least two vent walls positioned in substantially parallel relation to thereby define a channel; a plurality of angular baffle members, each angular baffle member composed of two segments forming an apex therebetwee... | 01/08/2002 |
| 5789007 | Method and apparatus for controlled ripening of fresh produce A ripening room for controlled ripening of produce includes a chamber defined by a ceiling, a floor, and a plurality of walls connecting the ceiling and the floor. The chamber is configured to receive two rows of boxed produce that are spaced apart from e... | 08/04/1998 |
| 5632674 | Grain bin with side walls having integral vertical stiffeners and air conduits A grain bin structure for storing, conditioning, and drying grain having a floor, side walls, and a roof. The side walls are formed with a plurality of horizontal and vertical corrugations formed integrally therein and within a common circumferential plan... | 05/27/1997 |
| 4800653 | Method and apparatus for controlling the drying and cooling of field-harvested seeds in storage Method and apparatus for conditioning and preserving living seeds in a bin of the type having means for forcing air into a plenum chamber in the lower part of the bin, a floor pervious to gas flow forming the top of the chamber, and heating means. Electri... | 01/31/1989 |
