In 1937, the United States Naval Research Laboratory (U.S.NavalResearchLaboratory (NRL)) developed the identification friend or foe system (IdentificationFriend-or-Foe (IFF) system), to distinguish Allied and enemy aircraft. The techniques that form the basis of modern air traffic control in the 50 's. And was an early seed of RFID technology, priority in military, laboratories etc.
The late 60 's and early 70 's, electronic article monitoring (electronicarticlesurveillance (EAS)) system is the common market anti theft system.
80 's, early commercial applications, including railways and food.