CREATE TABLE table_14 ("#" TEXT, "Shipyard" TEXT, "Laid down" TEXT, "Launched" TEXT, "Commissioned" TEXT, "Fleet" TEXT, "Status" TEXT)

When were the ships launched that were laid down on september 1, 1964?
SELECT "Launched" FROM table_14 WHERE "Laid down" = 'September 1, 1964'
SELECT "Launched" FROM "table_14" WHERE "Laid down" = 'September 1, 1964'