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+++ 1958.a.c. caseta RCA Sound Tape Cartridge - 4-piste/tracks
+++ 1959.b.c. caseta/cartridge Fidelipac (NAB)
+++ 1959.c. Minifon Attache = 1st european pocket cassette recorder
+++ 1959.c.c. caseta/cassette Minifon
+++ 1956.a. Tefifon KC-1
+++ 1957.a. Dictaphone Dictet MPA = world's 1st transistorised pocket tape recorder
+++ 1957.a.c. caseta/cassette Dictaphone Dictet - the 3-rd world's tape cassette; a 3-a caseta cu banda magnetica