Ruler with tapered groove

FIG. 1 is a top plan view of the ruler with tapered groove showing our new design;

FIG. 2 is a front elevational view thereof, the rear elevational view thereof being identical;

FIG. 3 is an enlarged left side view thereof, the right side view thereof being identical;

FIG. 4 is an enlarged central cross-sectional view thereof showing the contours in more detail;

FIG. 5 is a top plan view of a second embodiment of the ruler with tapered groove showing our new design;

FIG. 6 is a front elevational view of the ruler with tapered groove of FIG. 5 , the rear elevational view thereof being identical;

FIG. 7 is an enlarged left end view of the ruler with tapered groove of FIG. 5 , the right end view thereof being identical; and,

FIG. 8 is an enlarged central cross-sectional view of the ruler with tapered groove of FIG. 5 showing the contours in more detail.

No claim is made to the specific measurement scales for the embodiment of FIGS. 5–8 .

No claim is made to the bottom plan view for the embodiment of FIGS. 1–4 or the embodiment of FIGS. 5–8 .