E. F. Johnson Company Product in the Field. Hospital Worker Wearing E. F. Johnson Co. Pager. 7 1/2" x 9 1/2" black and white photograph of a hospital worker, unidentified orderly, intern or nurse, shown wearing a pager manufactured by the E. F. Johnson Co.; standing in a hallway behind a gurney; a business application of an E. F. Johnson Co. product.