Jerrold Electronics Corporation made and sold “television boosters to improve television reception in fringe areas by amplifying the weak signals available there.” In 1948 the company expanded its outfit to master antenna systems and this gave Jerrold the ability for one antenna to serve a much larger area. Jerrold expanded to more than just antenna and became involved in development, service and manufacturing of the booster technology. The equipment is, as stated by Judge Van Dusen, quite sophisticated and requires antenna stations, receivers, and cables to provide a remote town with the ability to receive television transmission. Jerrold sells the whole system and individual parts c