US

On October 16, 1923, Rhesa G. DuBois, of East Orange, New Jersey, was awarded a patent for a novel golf-cup device. The invention featured a cylindrical cup that kept the flag-staff upright, prevented turf damage, and allowed easy ball retrieval and debris removal.

On May 22, 1906, Sara E. Wiltse, living in Boston, was awarded a patent for developing a novel apparatus consisting of stairs to enable small children to exercise. Date of Application: 20 November 1905