An electrified table cloth for preventing crawling insects from gaining access to the consumer's food or drink.
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| Number | Title | Issue Date |
| 4905483 | Flat knitting machine A flat knitting machine comprises four needle beds in the form of flat plates wherein a pair of front side and back side lower needle beds thereof are disposed in an inverted V-shape in side elevation with head portions thereof opposed to each other, and ... | 03/06/1990 |