"The radio craze will die out in time."
Thomas Edison ; 1922
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| Number | Title | Issue Date |
| 5878800 | Rectangular opening box cutting apparatus The traditional method of carving out an electrical outlet box opening in a log wall consists of chiselling after a series of closely spaced holes are drilled in the log. It is a time consuming and difficult undertaking. An apparatus for quickly and easil... | 03/09/1999 |