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SULLIVANS USA, INC. OF DOWNERS GROVE
| SULLIVANS USA, INC. OF DOWNERS GROVE Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110010955 | Ruler with Abrasive Edge - A ruler has a body with a forward surface and a side surface defining a straight line. An elongate member having an abrasive outer edge is positioned along the side surface. The abrasive edge assists in sharpening a cutting tool moved along the edge. | 01-20-2011 |