WM. J. TOWNE. Witnesses: N. W. STEARNS, P. E. TESGHEMAOHER. Referenced byCiting PatentFiling datePublication dateApplicantTitleUS5287648 *Aug 1, 1990Feb 22, 1994Hand Herbert HElectrical support structure and method and apparatus for preventing crawling insects or other crawling pests from entering electrical devices mounted on support structures above groundUS5303523 *Mar 23, 1992Apr 19, 1994Hand