Patent ID: 6907670

Claim:
A farrier's measurement instrument for measuring a horse's hoof and locating the preferred location for attachment of a shoe on said hoof, comprising a. A base, having an upper and lower surface; b. A flange rigidly attached at one end of and normal to the base, said flange having a lower edge disposed flush with the lower surface of the base; c. A groove disposed longitudinally in the base, said groove extending to the end of the base opposite the flange; d. A sliding rule disposed within the groove of the base, capable of sliding longitudinally along the groove of the base, and having a lower surface coplanar with the lower surface of the base; e. A slot within the sliding rule, said slot extending through the thickness of the sliding rule; f. A first linear measurement scale marked along the lower surface of the base; g. A second linear measurement scale marked along the surface of the sliding rule which is coplanar with the lower surface of the base, wherein said second linear measurement scale is graduated at increments one-third the length of the graduations of the first linear measurement scale.