precision timing, test and measurement instruments ; time interval analyzers ; time code generators ; time code translators ; countdown systems ; video time inserters ; automatic tape search systems ; master timing systems ; "SatSync" satellite synchronized continuous precision timing system
Engineers ; one binder on dual frequency changer also includes catalogs from Kato Eng. Co. (Mankato, MN), Philadelphia Gear Corp. (King of Prussia, PA), Poole Foundry & Machine Co. (Baltimore, MD), Electric Regulator Co. (Norwalk, CT), Cutler-Hammer (Milwaukee, WI), Westinghouse Electric Corp., General Electric Co., Elastic Stop Nut Corp. of America (Elizabeth, NJ), Automatic Switch Co. (Florham Park, NJ), and Electro Switch Corp. (Weymouth, MA)