Drafting Rule

FIG. 1 is a top, front, end perspective view of a drafting rule in accordance with our invention;

FIG. 2 is a front elevation view thereof, the rear elevation view being a mirror image;

FIG. 3 is a right end view thereof, the left end being a mirror image;

FIG. 4 is a top plan view thereof, the bottom view being a mirror image;

FIG. 5 is a top, front, end perspective view of a drafting rule similar to the rule of FIG. 1 ;

FIG. 6 is a front elevation view of the rule of FIG. 5 , the rear elevation view being a mirror image;

FIG. 7 is a right end view thereof, the left end being a mirror image; and,

FIG. 8 is a top plan view of the rule of FIG. 5 , the bottom view being a mirror image.

The break lines in the drawings indicate that the appearance of any portion of the drawing rule between the break lines forms no part of the claimed design.