(!!) JAN-CG-6V6GT GE NOS 1954 (43.5ma) (similar to RCA)
(!!) JAN-CG-6V6GTY GE brown base gray plate NOS 1966 (48.5ma)
(!) 6V6 GE metal can NOS 1976 (33ma)
(!) 6V6 GE metal can used/good 1950 (36ma)
(!) 6V6 RCA Airline metal used/tests like new 1948 (42ma)
(!) 6V6 RCA metal can NOS 1958 (40ma)
(!) 6V6GT Sylvania used/good 1946 (38ma)
(!) 6V6GTY GE Canada brown base black plate NOS 1970 (42.5ma) (similar to RCA black plate)
(!) JAN-6V6GT Sylvania black plate NOS 1976 (37.5ma)
6V6 Sylvania metal can NOS 1960's (35ma)
6V6GT Ediswan UK NOS no printing (41ma)
6V6GT GE black round plate used/good 1953 hairline crack in base (35ma)
6V6GT GE coin-base NOS 1985 (40.6ma)
6V6GT GE Delco used/good crack in base 1952 (36ma)
6V6GT Hytron black plate like new smeared printing 1947 (44ma)
6V6GT MWT Italy coated glass NOS 1940's (42ma)
6V6GT RCA BROWN BASE - gray coated glass - used 1951 (35ma)
6V6GT Sylvania chrome top black plate coated glass NOS 1953-1954 (43ma)
6V6GT Sylvania coated glass used/good 1953 (38.2ma)
7408=6V6GT Russian NOS branded International 1970's (46.5ma)