Geometrical instruments – Straightedge type – Rules
Reexamination Certificate
2011-04-05
2011-04-05
Fulton, Christopher W (Department: 2841)
Geometrical instruments
Straightedge type
Rules
Reexamination Certificate
active
07918032
ABSTRACT:
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.
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Diamond Sharpening Products, Abrasive Products, Sharpening Products, catalog, p. 353.
OLFA Cutting Mats & Quilt Rulers.
S & CA (Sewing and Craft Alliance) Quilting Rulers, 9.205, pp. 1-2, Sep. 2009.
United Notions, Rotary Cutters & Accessories catalog, pp. 208-214.
USA Sharpeners, Instructions—45mm and 60mm Orbital Sharpeners, pp. 1-2, Apr. 2009.
Fulton Christopher W
Marsh Robert L.
Sullivans USA
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