1N5346 semiconductor manufactured by Sylvania, listed as 1N5346 (circa 1979).

1N5258B semiconductor manufactured by Sylvania, listed as 1N5258B (circa 1979).

1N5216 semiconductor manufactured by Sylvania, listed as 1N5216 (circa 1979).

1N5755 semiconductor manufactured by Sylvania, listed as 1N5755 (circa 1979).

1N5585A semiconductor manufactured by Sylvania, listed as 1N5585A (circa 1979).

1N5535A semiconductor manufactured by Sylvania, listed as 1N5535A (circa 1979).

1N5384B semiconductor manufactured by Sylvania, listed as 1N5384B (circa 1979).

1N5345B semiconductor manufactured by Sylvania, listed as 1N5345B (circa 1979).

1N5258A semiconductor manufactured by Sylvania, listed as 1N5258A (circa 1979).

1N5215 semiconductor manufactured by Sylvania, listed as 1N5215 (circa 1979).

1N5754B semiconductor manufactured by Sylvania, listed as 1N5754B (circa 1979).

1N5585 semiconductor manufactured by Sylvania, listed as 1N5585 (circa 1979).

1N5535 semiconductor manufactured by Sylvania, listed as 1N5535 (circa 1979).

1N5384A semiconductor manufactured by Sylvania, listed as 1N5384A (circa 1979).

1N5345A semiconductor manufactured by Sylvania, listed as 1N5345A (circa 1979).

1N5258 semiconductor manufactured by Sylvania, listed as 1N5258 (circa 1979).

1N5214 semiconductor manufactured by Sylvania, listed as 1N5214 (circa 1979).

1N5754 semiconductor manufactured by Sylvania, listed as 1N5754 (circa 1979).

1N5584B semiconductor manufactured by Sylvania, listed as 1N5584B (circa 1979).

1N5534B semiconductor manufactured by Sylvania, listed as 1N5534B (circa 1979).