E. F. Johnson Company Flyer. Antenna Coupling Unit. Material: paper. Size: 8 1/2" x 11". Description: black and white ad for E.F. Johnson Company Antenna Coupling Unit; tag line: "Designed Right, Built Right."
Waseca business: E.F. Johnson Co.; E.F. Johnson Company; E.F. Johnson Corporate Headquarters; E.F. Johnson Company Corporate Headquarters; E.F. Johnson Co. Corporate Headquarters; E. F. Johnson Co.; E. F. Johnson Company; E. F. Johnson Corporate Headquarters; E. F. Johnson Company Corporate Headquarters; E. F. Johnson Co. Corporate Headquarters.
