Improvements in and relating to the Roughening of Protectors for Boots and Shoes, applicable also to Horse Shoes and other similar purposes.

摘要

23,590. Wilkinson, J., and Richardson, J. April 16, 1914. Integral calks.-Metal horseshoes are formed of plates, each plate having two or more parallel rows of projections and each projection having a flat top l, one side h vertical, and the other k inclined, the inclined sides in one row being arranged in the opposite direction of those in another. The part between each row is a plain recessed portion. In Fig. 1 the plates are shown attached to the wooden sole of a clog.