+++ 1954.a.c. Mohawk Message Repeater Cartridge - 1st USA endless cartridge
+++ 1962(ca).k.c. Reditune - endless cartridge
dr. Karl Daniel - inventator si promotorul casetei fara sfarsit/endless cassette inventor & promoter
+++ 1971 (?).j. Continu-sound - endless cartridge
+++ 1956 ?.c. Cousino MR-9000 ''Sales maker''
+++ 1967.m.c Muntz Mini-Twin Stereo pak MT-E106
+++ 1962.b.c. caseta/cassette Orrtronic Tapette
+++ 1963.b.c. caseta/cassette Cousino Echo-matic
+++ 1966.f.c. caseta/cartridge Playtape 
++ 1975(?).b. Philips LGC 2400
+++ 1970 (?).i.c. professional endless 8-track cassette
+++ 1964.a.c. caseta/cartridge RCA 8 piste/8-track
+++ 1950.b.c. first endless cassette - caseta/cassette Tefi Schallband
+++ 1959.b.c. caseta/cartridge Fidelipac (NAB)