Its chimes were the first U.S. registered ''sound mark''

Let's find possible answers to "Its chimes were the first U.S. registered ''sound mark''" crossword clue. First of all, we will look for a few extra hints for this entry: Its chimes were the first U.S. registered ''sound mark''. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.