+++ 1942 .a. Textophon BW4 I - first audio cassette-3rd variant 
+++ 1962-3.f.c. 3M(Scotch) type 270
+++ 1964.c.c. caseta/cassette Sanyo Magazine 
+++ 1964.a.c. caseta/cartridge RCA 8 piste/8-track
+++ 1951(?).a.c. caseta/cartridge Peirce 330
+++ 1950.b.c. first endless cassette - caseta/cassette Tefi Schallband
+++ 1958.a.c. caseta RCA Sound Tape Cartridge - 4-piste/tracks
+++ 1959.b.c. caseta/cartridge Fidelipac (NAB)
+++ 1957.a.c. caseta/cassette Dictaphone Dictet - the 3-rd world's tape cassette; a 3-a caseta cu banda magnetica