2N769 semiconductor manufactured by Sylvania, listed as 2N769 (circa 1979).

2N678B semiconductor manufactured by Sylvania, listed as 2N678B (circa 1979).

2N579 semiconductor manufactured by Sylvania, listed as 2N579 (circa 1979).

2N1264 semiconductor manufactured by Sylvania, listed as 2N1264 (circa 1979).

2N1149 semiconductor manufactured by Sylvania, listed as 2N1149 (circa 1979).

2N1031C semiconductor manufactured by Sylvania, listed as 2N1031C (circa 1979).

2N919 semiconductor manufactured by Sylvania, listed as 2N919 (circa 1979).

2N768 semiconductor manufactured by Sylvania, listed as 2N768 (circa 1979).

2N678A semiconductor manufactured by Sylvania, listed as 2N678A (circa 1979).

2N578 semiconductor manufactured by Sylvania, listed as 2N578 (circa 1979).

2N1263 semiconductor manufactured by Sylvania, listed as 2N1263 (circa 1979).

2N1147C semiconductor manufactured by Sylvania, listed as 2N1147C (circa 1979).

2N1031B semiconductor manufactured by Sylvania, listed as 2N1031B (circa 1979).

2N918 semiconductor manufactured by Sylvania, listed as 2N918 (circa 1979).

2N762 semiconductor manufactured by Sylvania, listed as 2N762 (circa 1979).

2N678 semiconductor manufactured by Sylvania, listed as 2N678 (circa 1979).

2N576A semiconductor manufactured by Sylvania, listed as 2N576A (circa 1979).

2N1262 semiconductor manufactured by Sylvania, listed as 2N1262 (circa 1979).

2N1147B semiconductor manufactured by Sylvania, listed as 2N1147B (circa 1979).

2N1031A semiconductor manufactured by Sylvania, listed as 2N1031A (circa 1979).