LM342P semiconductor manufactured by Sylvania, listed as LM342P (circa 1979).

LM1496N semiconductor manufactured by Sylvania, listed as LM1496N (circa 1979).

LM1496J semiconductor manufactured by Sylvania, listed as LM1496J (circa 1979).

LM1496H semiconductor manufactured by Sylvania, listed as LM1496H (circa 1979).

LM1496 semiconductor manufactured by Sylvania, listed as LM1496 (circa 1979).

LM1458N semiconductor manufactured by Sylvania, listed as LM1458N (circa 1979).

LM1415 semiconductor manufactured by Sylvania, listed as LM1415 (circa 1979).

LM1404 semiconductor manufactured by Sylvania, listed as LM1404 (circa 1979).

LM341P semiconductor manufactured by Sylvania, listed as LM341P (circa 1979).

LM1403 semiconductor manufactured by Sylvania, listed as LM1403 (circa 1979).

LM1391N semiconductor manufactured by Sylvania, listed as LM1391N (circa 1979).

LM1351N semiconductor manufactured by Sylvania, listed as LM1351N (circa 1979).

LM1310N semiconductor manufactured by Sylvania, listed as LM1310N (circa 1979).

LM1310 semiconductor manufactured by Sylvania, listed as LM1310 (circa 1979).

LM1307N semiconductor manufactured by Sylvania, listed as LM1307N (circa 1979).

LM1307 semiconductor manufactured by Sylvania, listed as LM1307 (circa 1979).

LM1305N semiconductor manufactured by Sylvania, listed as LM1305N (circa 1979).

LM1305 semiconductor manufactured by Sylvania, listed as LM1305 (circa 1979).

LM1304N semiconductor manufactured by Sylvania, listed as LM1304N (circa 1979).

LM1304 semiconductor manufactured by Sylvania, listed as LM1304 (circa 1979).